Merge branch 'master' into release-4.7

84 files changed, 1345 insertions, 1216 deletions

diff --git a/Makefile b/Makefile
index ca8fafdb3..366c27057 100644
--- a/Makefile
+++ b/Makefile
@@ -276,7 +276,7 @@ store-mocks: ## Creates mock files.
 	GOPATH=$(shell go env GOPATH) $(shell go env GOPATH)/bin/mockery -dir store -all -output store/storetest/mocks -note 'Regenerate this file using `make store-mocks`.'
 
 update-jira-plugin: ## Updates Jira plugin.
-	go get github.com/jteeuwen/go-bindata/...
+	go get github.com/mattermost/go-bindata/...
 	curl -s https://api.github.com/repos/mattermost/mattermost-plugin-jira/releases/latest | grep browser_download_url | grep darwin-amd64 | cut -d '"' -f 4 | wget -qi - -O plugin.tar.gz
 	$(shell go env GOPATH)/bin/go-bindata -pkg jira -o app/plugin/jira/plugin_darwin_amd64.go plugin.tar.gz
 	curl -s https://api.github.com/repos/mattermost/mattermost-plugin-jira/releases/latest | grep browser_download_url | grep linux-amd64 | cut -d '"' -f 4 | wget -qi - -O plugin.tar.gz
@@ -287,7 +287,7 @@ update-jira-plugin: ## Updates Jira plugin.
 	gofmt -s -w ./app/plugin/jira
 
 update-zoom-plugin: ## Updates Zoom plugin.
-	go get github.com/jteeuwen/go-bindata/...
+	go get github.com/mattermost/go-bindata/...
 	curl -s https://api.github.com/repos/mattermost/mattermost-plugin-zoom/releases/latest | grep browser_download_url | grep darwin-amd64 | cut -d '"' -f 4 | wget -qi - -O plugin.tar.gz
 	$(shell go env GOPATH)/bin/go-bindata -pkg zoom -o app/plugin/zoom/plugin_darwin_amd64.go plugin.tar.gz
 	curl -s https://api.github.com/repos/mattermost/mattermost-plugin-zoom/releases/latest | grep browser_download_url | grep linux-amd64 | cut -d '"' -f 4 | wget -qi - -O plugin.tar.gz
diff --git a/api/api.go b/api/api.go
index 2d65bb216..70f36db85 100644
--- a/api/api.go
+++ b/api/api.go
@@ -109,7 +109,7 @@ func Init(a *app.App, root *mux.Router) *API {
 	api.InitReaction()
 
 	// 404 on any api route before web.go has a chance to serve it
-	root.Handle("/api/{anything:.*}", http.HandlerFunc(Handle404))
+	root.Handle("/api/{anything:.*}", http.HandlerFunc(api.Handle404))
 
 	a.InitEmailBatching()
 
@@ -120,6 +120,10 @@ func Init(a *app.App, root *mux.Router) *API {
 	return api
 }
 
+func (api *API) Handle404(w http.ResponseWriter, r *http.Request) {
+	Handle404(api.App, w, r)
+}
+
 func ReturnStatusOK(w http.ResponseWriter) {
 	m := make(map[string]string)
 	m[model.STATUS] = model.STATUS_OK
diff --git a/api/apitestlib.go b/api/apitestlib.go
index 8d7f54902..47691b2dd 100644
--- a/api/apitestlib.go
+++ b/api/apitestlib.go
@@ -105,7 +105,11 @@ func setupTestHelper(enterprise bool) *TestHelper {
 	if testStore != nil {
 		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ListenAddress = ":0" })
 	}
-	th.App.StartServer()
+	serverErr := th.App.StartServer()
+	if serverErr != nil {
+		panic(serverErr)
+	}
+
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ListenAddress = prevListenAddress })
 	api4.Init(th.App, th.App.Srv.Router, false)
 	Init(th.App, th.App.Srv.Router)
@@ -114,9 +118,10 @@ func setupTestHelper(enterprise bool) *TestHelper {
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.EnableOpenServer = true })
 
-	utils.SetIsLicensed(enterprise)
 	if enterprise {
-		utils.License().Features.SetDefaults()
+		th.App.SetLicense(model.NewTestLicense())
+	} else {
+		th.App.SetLicense(nil)
 	}
 
 	return th
diff --git a/api/channel_test.go b/api/channel_test.go
index 5533105c3..9268d9071 100644
--- a/api/channel_test.go
+++ b/api/channel_test.go
@@ -12,7 +12,6 @@ import (
 	"github.com/mattermost/mattermost-server/model"
 	"github.com/mattermost/mattermost-server/store"
 	"github.com/mattermost/mattermost-server/store/sqlstore"
-	"github.com/mattermost/mattermost-server/utils"
 )
 
 func TestCreateChannel(t *testing.T) {
@@ -97,23 +96,9 @@ func TestCreateChannel(t *testing.T) {
 		t.Fatal("Should have errored out on direct channel type")
 	}
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	restrictPublicChannel := *th.App.Config().TeamSettings.RestrictPublicChannelManagement
-	restrictPrivateChannel := *th.App.Config().TeamSettings.RestrictPrivateChannelManagement
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = restrictPublicChannel })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = restrictPrivateChannel })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_ALL })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_ALL })
-	th.App.SetDefaultRolesBasedOnConfig()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 
 	channel2 := &model.Channel{DisplayName: "Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_OPEN, TeamId: team.Id}
 	channel3 := &model.Channel{DisplayName: "Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
@@ -130,7 +115,6 @@ func TestCreateChannel(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelCreation = model.PERMISSIONS_TEAM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	th.LoginBasic2()
 	channel2.Name = "zz" + model.NewId() + "a"
@@ -160,7 +144,6 @@ func TestCreateChannel(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelCreation = model.PERMISSIONS_SYSTEM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	channel2.Name = "zz" + model.NewId() + "a"
 	channel3.Name = "zz" + model.NewId() + "a"
@@ -181,9 +164,7 @@ func TestCreateChannel(t *testing.T) {
 	}
 
 	// Check that if unlicensed the policy restriction is not enforced.
-	utils.SetIsLicensed(false)
-	utils.SetLicense(nil)
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(nil)
 
 	channel4 := model.Channel{DisplayName: "Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_OPEN, TeamId: team.Id}
 	channel5 := model.Channel{DisplayName: "Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
@@ -196,7 +177,6 @@ func TestCreateChannel(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelCreation = model.PERMISSIONS_ALL })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelCreation = model.PERMISSIONS_ALL })
-	th.App.SetDefaultRolesBasedOnConfig()
 }
 
 func TestCreateDirectChannel(t *testing.T) {
@@ -367,23 +347,9 @@ func TestUpdateChannel(t *testing.T) {
 		t.Fatal("should have failed - channel deleted")
 	}
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	restrictPublicChannel := *th.App.Config().TeamSettings.RestrictPublicChannelManagement
-	restrictPrivateChannel := *th.App.Config().TeamSettings.RestrictPrivateChannelManagement
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = restrictPublicChannel })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = restrictPrivateChannel })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_ALL })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	channel2 := th.CreateChannel(Client, team)
 	channel3 := th.CreatePrivateChannel(Client, team)
@@ -404,14 +370,8 @@ func TestUpdateChannel(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_CHANNEL_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 	th.MakeUserChannelUser(th.BasicUser, channel2)
 	th.MakeUserChannelUser(th.BasicUser, channel3)
 	sqlstore.ClearChannelCaches()
@@ -447,14 +407,9 @@ func TestUpdateChannel(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_TEAM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_TEAM_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	if _, err := Client.UpdateChannel(channel2); err == nil {
 		t.Fatal("should have errored not team admin")
@@ -477,14 +432,8 @@ func TestUpdateChannel(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_SYSTEM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_SYSTEM_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.UpdateChannel(channel2); err == nil {
 		t.Fatal("should have errored not system admin")
@@ -503,9 +452,7 @@ func TestUpdateChannel(t *testing.T) {
 	}
 
 	// Check that if unlicensed the policy restriction is not enforced.
-	utils.SetIsLicensed(false)
-	utils.SetLicense(nil)
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(nil)
 
 	if _, err := Client.UpdateChannel(channel2); err != nil {
 		t.Fatal(err)
@@ -618,23 +565,9 @@ func TestUpdateChannelHeader(t *testing.T) {
 		t.Fatal("should have errored non-channel member trying to update header")
 	}
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	restrictPublicChannel := *th.App.Config().TeamSettings.RestrictPublicChannelManagement
-	restrictPrivateChannel := *th.App.Config().TeamSettings.RestrictPrivateChannelManagement
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = restrictPublicChannel })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = restrictPrivateChannel })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_ALL })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	th.LoginBasic()
 	channel2 := th.CreateChannel(Client, team)
@@ -659,11 +592,8 @@ func TestUpdateChannelHeader(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_CHANNEL_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 	th.MakeUserChannelUser(th.BasicUser, channel2)
 	th.MakeUserChannelUser(th.BasicUser, channel3)
 	sqlstore.ClearChannelCaches()
@@ -688,11 +618,8 @@ func TestUpdateChannelHeader(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_TEAM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_TEAM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.UpdateChannelHeader(data2); err == nil {
 		t.Fatal("should have errored not team admin")
@@ -715,11 +642,8 @@ func TestUpdateChannelHeader(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_SYSTEM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_SYSTEM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.UpdateChannelHeader(data2); err == nil {
 		t.Fatal("should have errored not system admin")
@@ -741,9 +665,7 @@ func TestUpdateChannelHeader(t *testing.T) {
 	}
 
 	// Check that if unlicensed the policy restriction is not enforced.
-	utils.SetIsLicensed(false)
-	utils.SetLicense(nil)
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(nil)
 
 	if _, err := SystemAdminClient.UpdateChannelHeader(data2); err != nil {
 		t.Fatal(err)
@@ -814,23 +736,9 @@ func TestUpdateChannelPurpose(t *testing.T) {
 		t.Fatal("should have errored non-channel member trying to update purpose")
 	}
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	restrictPublicChannel := *th.App.Config().TeamSettings.RestrictPublicChannelManagement
-	restrictPrivateChannel := *th.App.Config().TeamSettings.RestrictPrivateChannelManagement
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = restrictPublicChannel })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = restrictPrivateChannel })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_ALL })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	th.LoginBasic()
 	channel2 := th.CreateChannel(Client, team)
@@ -855,11 +763,8 @@ func TestUpdateChannelPurpose(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_CHANNEL_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 	th.MakeUserChannelUser(th.BasicUser, channel2)
 	th.MakeUserChannelUser(th.BasicUser, channel3)
 	sqlstore.ClearChannelCaches()
@@ -884,11 +789,8 @@ func TestUpdateChannelPurpose(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_TEAM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_TEAM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.UpdateChannelPurpose(data2); err == nil {
 		t.Fatal("should have errored not team admin")
@@ -911,11 +813,8 @@ func TestUpdateChannelPurpose(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_SYSTEM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_SYSTEM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.UpdateChannelPurpose(data2); err == nil {
 		t.Fatal("should have errored not system admin")
@@ -937,9 +836,7 @@ func TestUpdateChannelPurpose(t *testing.T) {
 	}
 
 	// Check that if unlicensed the policy restriction is not enforced.
-	utils.SetIsLicensed(false)
-	utils.SetLicense(nil)
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(nil)
 	if _, err := SystemAdminClient.UpdateChannelHeader(data2); err != nil {
 		t.Fatal(err)
 	}
@@ -1400,23 +1297,9 @@ func TestDeleteChannel(t *testing.T) {
 		t.Fatal("should have failed - channel already deleted")
 	}
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	restrictPublicChannel := *th.App.Config().TeamSettings.RestrictPublicChannelManagement
-	restrictPrivateChannel := *th.App.Config().TeamSettings.RestrictPrivateChannelManagement
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = restrictPublicChannel })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = restrictPrivateChannel })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_ALL })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	th.LoginSystemAdmin()
 	th.LinkUserToTeam(th.BasicUser, team)
@@ -1438,16 +1321,10 @@ func TestDeleteChannel(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelDeletion = model.PERMISSIONS_CHANNEL_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelDeletion = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	th.LoginSystemAdmin()
 
@@ -1498,16 +1375,11 @@ func TestDeleteChannel(t *testing.T) {
 	th.UpdateUserToNonTeamAdmin(th.BasicUser, team)
 	th.App.InvalidateAllCaches()
 
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelDeletion = model.PERMISSIONS_TEAM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelDeletion = model.PERMISSIONS_TEAM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	th.LoginSystemAdmin()
 
@@ -1537,16 +1409,10 @@ func TestDeleteChannel(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelDeletion = model.PERMISSIONS_SYSTEM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelDeletion = model.PERMISSIONS_SYSTEM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	th.LoginSystemAdmin()
 
@@ -1578,9 +1444,7 @@ func TestDeleteChannel(t *testing.T) {
 	}
 
 	// Check that if unlicensed the policy restriction is not enforced.
-	utils.SetIsLicensed(false)
-	utils.SetLicense(nil)
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(nil)
 
 	channel2 = th.CreateChannel(Client, team)
 	channel3 = th.CreatePrivateChannel(Client, team)
@@ -1595,10 +1459,6 @@ func TestDeleteChannel(t *testing.T) {
 	if _, err := Client.DeleteChannel(channel3.Id); err != nil {
 		t.Fatal(err)
 	}
-
-	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelDeletion = model.PERMISSIONS_ALL })
-	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelDeletion = model.PERMISSIONS_ALL })
-	th.App.SetDefaultRolesBasedOnConfig()
 }
 
 func TestGetChannelStats(t *testing.T) {
@@ -1675,16 +1535,9 @@ func TestAddChannelMember(t *testing.T) {
 	}
 
 	// Test policy does not apply to TE.
-	restrictPrivateChannel := *th.App.Config().TeamSettings.RestrictPrivateChannelManageMembers
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) {
-			*cfg.TeamSettings.RestrictPrivateChannelManageMembers = restrictPrivateChannel
-		})
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	channel3 := &model.Channel{DisplayName: "A Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
 	channel3 = Client.Must(th.SystemAdminClient.CreateChannel(channel3)).Data.(*model.Channel)
@@ -1694,18 +1547,8 @@ func TestAddChannelMember(t *testing.T) {
 	}
 
 	// Add a license
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	// Check that a regular channel user can add other users.
 	channel4 := &model.Channel{DisplayName: "A Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
@@ -1719,10 +1562,6 @@ func TestAddChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	channel5 := &model.Channel{DisplayName: "A Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
 	channel5 = Client.Must(th.SystemAdminClient.CreateChannel(channel5)).Data.(*model.Channel)
@@ -1733,10 +1572,7 @@ func TestAddChannelMember(t *testing.T) {
 
 	th.MakeUserChannelAdmin(user1, channel5)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	if _, err := Client.AddChannelMember(channel5.Id, user2.Id); err != nil {
 		t.Fatal(err)
@@ -1746,10 +1582,6 @@ func TestAddChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_TEAM_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	channel6 := &model.Channel{DisplayName: "A Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
 	channel6 = Client.Must(th.SystemAdminClient.CreateChannel(channel6)).Data.(*model.Channel)
@@ -1760,10 +1592,7 @@ func TestAddChannelMember(t *testing.T) {
 
 	th.UpdateUserToTeamAdmin(user1, team)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	if _, err := Client.AddChannelMember(channel6.Id, user2.Id); err != nil {
 		t.Fatal(err)
@@ -1773,10 +1602,6 @@ func TestAddChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_SYSTEM_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	channel7 := &model.Channel{DisplayName: "A Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
 	channel7 = Client.Must(th.SystemAdminClient.CreateChannel(channel7)).Data.(*model.Channel)
@@ -1860,16 +1685,9 @@ func TestRemoveChannelMember(t *testing.T) {
 	th.LoginBasic()
 
 	// Test policy does not apply to TE.
-	restrictPrivateChannel := *th.App.Config().TeamSettings.RestrictPrivateChannelManageMembers
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) {
-			*cfg.TeamSettings.RestrictPrivateChannelManageMembers = restrictPrivateChannel
-		})
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	channel3 := &model.Channel{DisplayName: "A Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
 	channel3 = Client.Must(th.SystemAdminClient.CreateChannel(channel3)).Data.(*model.Channel)
@@ -1880,18 +1698,8 @@ func TestRemoveChannelMember(t *testing.T) {
 	}
 
 	// Add a license
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	// Check that a regular channel user can remove other users.
 	channel4 := &model.Channel{DisplayName: "A Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
@@ -1906,10 +1714,6 @@ func TestRemoveChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	channel5 := &model.Channel{DisplayName: "A Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
 	channel5 = Client.Must(th.SystemAdminClient.CreateChannel(channel5)).Data.(*model.Channel)
@@ -1921,9 +1725,7 @@ func TestRemoveChannelMember(t *testing.T) {
 
 	th.MakeUserChannelAdmin(user1, channel5)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 
 	if _, err := Client.RemoveChannelMember(channel5.Id, user2.Id); err != nil {
 		t.Fatal(err)
@@ -1933,10 +1735,6 @@ func TestRemoveChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_TEAM_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	channel6 := &model.Channel{DisplayName: "A Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
 	channel6 = Client.Must(th.SystemAdminClient.CreateChannel(channel6)).Data.(*model.Channel)
@@ -1948,10 +1746,7 @@ func TestRemoveChannelMember(t *testing.T) {
 
 	th.UpdateUserToTeamAdmin(user1, team)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	if _, err := Client.RemoveChannelMember(channel6.Id, user2.Id); err != nil {
 		t.Fatal(err)
@@ -1961,10 +1756,6 @@ func TestRemoveChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_SYSTEM_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	channel7 := &model.Channel{DisplayName: "A Test API Name", Name: "zz" + model.NewId() + "a", Type: model.CHANNEL_PRIVATE, TeamId: team.Id}
 	channel7 = Client.Must(th.SystemAdminClient.CreateChannel(channel7)).Data.(*model.Channel)
diff --git a/api/context.go b/api/context.go
index b28a24731..a8ff2b694 100644
--- a/api/context.go
+++ b/api/context.go
@@ -229,7 +229,7 @@ func (h handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 			if c.Err.StatusCode == http.StatusUnauthorized {
 				http.Redirect(w, r, c.GetTeamURL()+"/?redirect="+url.QueryEscape(r.URL.Path), http.StatusTemporaryRedirect)
 			} else {
-				utils.RenderWebError(c.Err, w, r)
+				utils.RenderWebAppError(w, r, c.Err, c.App.AsymmetricSigningKey())
 			}
 		}
 
@@ -434,7 +434,7 @@ func IsApiCall(r *http.Request) bool {
 	return strings.Index(r.URL.Path, "/api/") == 0
 }
 
-func Handle404(w http.ResponseWriter, r *http.Request) {
+func Handle404(a *app.App, w http.ResponseWriter, r *http.Request) {
 	err := model.NewAppError("Handle404", "api.context.404.app_error", nil, "", http.StatusNotFound)
 
 	l4g.Debug("%v: code=404 ip=%v", r.URL.Path, utils.GetIpAddress(r))
@@ -444,7 +444,7 @@ func Handle404(w http.ResponseWriter, r *http.Request) {
 		err.DetailedError = "There doesn't appear to be an api call for the url='" + r.URL.Path + "'.  Typo? are you missing a team_id or user_id as part of the url?"
 		w.Write([]byte(err.ToJson()))
 	} else {
-		utils.RenderWebError(err, w, r)
+		utils.RenderWebAppError(w, r, err, a.AsymmetricSigningKey())
 	}
 }
 
diff --git a/api/file.go b/api/file.go
index 2d626304e..3b8984816 100644
--- a/api/file.go
+++ b/api/file.go
@@ -174,12 +174,12 @@ func getPublicFile(c *Context, w http.ResponseWriter, r *http.Request) {
 
 		if hash != correctHash {
 			c.Err = model.NewAppError("getPublicFile", "api.file.get_file.public_invalid.app_error", nil, "", http.StatusBadRequest)
-			http.Redirect(w, r, c.GetSiteURLHeader()+"/error?message="+utils.T(c.Err.Message), http.StatusTemporaryRedirect)
+			utils.RenderWebAppError(w, r, c.Err, c.App.AsymmetricSigningKey())
 			return
 		}
 	} else {
 		c.Err = model.NewAppError("getPublicFile", "api.file.get_file.public_invalid.app_error", nil, "", http.StatusBadRequest)
-		http.Redirect(w, r, c.GetSiteURLHeader()+"/error?message="+utils.T(c.Err.Message), http.StatusTemporaryRedirect)
+		utils.RenderWebAppError(w, r, c.Err, c.App.AsymmetricSigningKey())
 		return
 	}
 
diff --git a/api/license.go b/api/license.go
index 8eb7803e1..432442ad6 100644
--- a/api/license.go
+++ b/api/license.go
@@ -9,7 +9,6 @@ import (
 	"net/http"
 
 	"github.com/mattermost/mattermost-server/model"
-	"github.com/mattermost/mattermost-server/utils"
 )
 
 func (api *API) InitLicense() {
@@ -83,7 +82,7 @@ func removeLicense(c *Context, w http.ResponseWriter, r *http.Request) {
 func getClientLicenceConfig(c *Context, w http.ResponseWriter, r *http.Request) {
 	useSanitizedLicense := !c.App.SessionHasPermissionTo(c.Session, model.PERMISSION_MANAGE_SYSTEM)
 
-	etag := utils.GetClientLicenseEtag(useSanitizedLicense)
+	etag := c.App.GetClientLicenseEtag(useSanitizedLicense)
 	if c.HandleEtag(etag, "Get Client License Config", w, r) {
 		return
 	}
@@ -91,9 +90,9 @@ func getClientLicenceConfig(c *Context, w http.ResponseWriter, r *http.Request)
 	var clientLicense map[string]string
 
 	if useSanitizedLicense {
-		clientLicense = utils.ClientLicense()
+		clientLicense = c.App.ClientLicense()
 	} else {
-		clientLicense = utils.GetSanitizedClientLicense()
+		clientLicense = c.App.GetSanitizedClientLicense()
 	}
 
 	w.Header().Set(model.HEADER_ETAG_SERVER, etag)
diff --git a/api/license_test.go b/api/license_test.go
index 50d73101d..47586151a 100644
--- a/api/license_test.go
+++ b/api/license_test.go
@@ -5,8 +5,6 @@ package api
 
 import (
 	"testing"
-
-	"github.com/mattermost/mattermost-server/utils"
 )
 
 func TestGetLicenceConfig(t *testing.T) {
@@ -32,7 +30,7 @@ func TestGetLicenceConfig(t *testing.T) {
 			t.Fatal("cache should be empty")
 		}
 
-		utils.SetClientLicense(map[string]string{"IsLicensed": "true"})
+		th.App.SetClientLicense(map[string]string{"IsLicensed": "true"})
 
 		if cache_result, err := Client.GetClientLicenceConfig(result.Etag); err != nil {
 			t.Fatal(err)
@@ -40,7 +38,7 @@ func TestGetLicenceConfig(t *testing.T) {
 			t.Fatal("result should not be empty")
 		}
 
-		utils.SetClientLicense(map[string]string{"SomeFeature": "true", "IsLicensed": "true"})
+		th.App.SetClientLicense(map[string]string{"SomeFeature": "true", "IsLicensed": "true"})
 
 		if cache_result, err := Client.GetClientLicenceConfig(result.Etag); err != nil {
 			t.Fatal(err)
@@ -48,6 +46,6 @@ func TestGetLicenceConfig(t *testing.T) {
 			t.Fatal("result should not be empty")
 		}
 
-		utils.SetClientLicense(map[string]string{"IsLicensed": "false"})
+		th.App.SetClientLicense(map[string]string{"IsLicensed": "false"})
 	}
 }
diff --git a/api/post_test.go b/api/post_test.go
index 299fdf046..2fc79d9b1 100644
--- a/api/post_test.go
+++ b/api/post_test.go
@@ -160,20 +160,8 @@ func TestCreatePost(t *testing.T) {
 		}
 	}
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	disableTownSquareReadOnly := th.App.Config().TeamSettings.ExperimentalTownSquareIsReadOnly
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.TeamSettings.ExperimentalTownSquareIsReadOnly = disableTownSquareReadOnly })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.ExperimentalTownSquareIsReadOnly = true })
-	th.App.SetDefaultRolesBasedOnConfig()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 
 	defaultChannel := store.Must(th.App.Srv.Store.Channel().GetByName(team.Id, model.DEFAULT_CHANNEL, true)).(*model.Channel)
 	defaultPost := &model.Post{
@@ -466,16 +454,7 @@ func TestUpdatePost(t *testing.T) {
 	}
 
 	// Test licensed policy controls for edit post
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-	}()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-
+	th.App.SetLicense(model.NewTestLicense())
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.AllowEditPost = model.ALLOW_EDIT_POST_NEVER })
 
 	post4 := &model.Post{ChannelId: channel1.Id, Message: "zz" + model.NewId() + "a", RootId: rpost1.Data.(*model.Post).Id}
@@ -966,7 +945,6 @@ func TestDeletePosts(t *testing.T) {
 	team1 := th.BasicTeam
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.RestrictPostDelete = model.PERMISSIONS_DELETE_POST_ALL })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	time.Sleep(10 * time.Millisecond)
 	post1 := &model.Post{ChannelId: channel1.Id, Message: "zz" + model.NewId() + "a"}
@@ -1021,15 +999,7 @@ func TestDeletePosts(t *testing.T) {
 	}
 
 	// Test licensed policy controls for delete post
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-	}()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 
 	th.UpdateUserToTeamAdmin(th.BasicUser2, th.BasicTeam)
 
@@ -1044,7 +1014,6 @@ func TestDeletePosts(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.ServiceSettings.RestrictPostDelete = model.PERMISSIONS_DELETE_POST_TEAM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	th.LoginBasic()
 
@@ -1069,7 +1038,6 @@ func TestDeletePosts(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.ServiceSettings.RestrictPostDelete = model.PERMISSIONS_DELETE_POST_SYSTEM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	th.LoginBasic()
 
@@ -1088,9 +1056,7 @@ func TestDeletePosts(t *testing.T) {
 	}
 
 	// Check that if unlicensed the policy restriction is not enforced.
-	utils.SetIsLicensed(false)
-	utils.SetLicense(nil)
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(nil)
 
 	time.Sleep(10 * time.Millisecond)
 	post7 := &model.Post{ChannelId: channel1.Id, Message: "zz" + model.NewId() + "a"}
diff --git a/api/team_test.go b/api/team_test.go
index b1c892544..696cf31bb 100644
--- a/api/team_test.go
+++ b/api/team_test.go
@@ -139,20 +139,8 @@ func TestAddUserToTeam(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	// Restore config/license at end of test case.
-	restrictTeamInvite := *th.App.Config().TeamSettings.RestrictTeamInvite
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = restrictTeamInvite })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
-
 	// Set the config so that only team admins can add a user to a team.
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_TEAM_ADMIN })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	// Test without the EE license to see that the permission restriction is ignored.
 	user3 := th.CreateUser(th.BasicClient)
@@ -161,10 +149,7 @@ func TestAddUserToTeam(t *testing.T) {
 	}
 
 	// Add an EE license.
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	// Check that a regular user can't add someone to the team.
 	user4 := th.CreateUser(th.BasicClient)
@@ -175,11 +160,8 @@ func TestAddUserToTeam(t *testing.T) {
 	// Should work as team admin.
 	th.UpdateUserToTeamAdmin(th.BasicUser, th.BasicTeam)
 	th.App.InvalidateAllCaches()
+	th.App.SetLicense(model.NewTestLicense())
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_TEAM_ADMIN })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	user5 := th.CreateUser(th.BasicClient)
 	if _, err := th.BasicClient.AddUserToTeam(th.BasicTeam.Id, user5.Id); err != nil {
@@ -188,7 +170,6 @@ func TestAddUserToTeam(t *testing.T) {
 
 	// Change permission level to System Admin
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_SYSTEM_ADMIN })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	// Should not work as team admin.
 	user6 := th.CreateUser(th.BasicClient)
@@ -565,13 +546,7 @@ func TestInviteMembers(t *testing.T) {
 		t.Fatal("Should have errored out on no invites to send")
 	}
 
-	restrictTeamInvite := *th.App.Config().TeamSettings.RestrictTeamInvite
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = restrictTeamInvite })
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_TEAM_ADMIN })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	th.LoginBasic2()
 	th.LinkUserToTeam(th.BasicUser2, team)
@@ -580,17 +555,7 @@ func TestInviteMembers(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	if _, err := Client.InviteMembers(invites); err == nil {
 		t.Fatal("should have errored not team admin and licensed")
@@ -606,7 +571,6 @@ func TestInviteMembers(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_SYSTEM_ADMIN })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.InviteMembers(invites); err == nil {
 		t.Fatal("should have errored not system admin and licensed")
diff --git a/api/user.go b/api/user.go
index 440ea5858..ad4f12ef3 100644
--- a/api/user.go
+++ b/api/user.go
@@ -299,9 +299,9 @@ func getInitialLoad(c *Context, w http.ResponseWriter, r *http.Request) {
 
 	il.ClientCfg = c.App.ClientConfig()
 	if c.App.SessionHasPermissionTo(c.Session, model.PERMISSION_MANAGE_SYSTEM) {
-		il.LicenseCfg = utils.ClientLicense()
+		il.LicenseCfg = c.App.ClientLicense()
 	} else {
-		il.LicenseCfg = utils.GetSanitizedClientLicense()
+		il.LicenseCfg = c.App.GetSanitizedClientLicense()
 	}
 
 	w.Write([]byte(il.ToJson()))
diff --git a/api/user_test.go b/api/user_test.go
index 8d6aad22b..f65d7c45b 100644
--- a/api/user_test.go
+++ b/api/user_test.go
@@ -1889,17 +1889,7 @@ func TestUpdateMfa(t *testing.T) {
 
 	Client := th.BasicClient
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-	}()
-	utils.SetIsLicensed(false)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	if utils.License().Features.MFA == nil {
-		utils.License().Features.MFA = new(bool)
-	}
+	th.App.SetLicense(nil)
 
 	team := model.Team{DisplayName: "Name", Name: "z-z-" + model.NewId() + "a", Email: "test@nowhere.com", Type: model.TEAM_OPEN}
 	rteam, _ := Client.CreateTeam(&team)
@@ -1925,8 +1915,7 @@ func TestUpdateMfa(t *testing.T) {
 		t.Fatal("should have failed - not licensed")
 	}
 
-	utils.SetIsLicensed(true)
-	*utils.License().Features.MFA = true
+	th.App.SetLicense(model.NewTestLicense("mfa"))
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableMultifactorAuthentication = true })
 
 	if _, err := Client.UpdateMfa(true, "123456"); err == nil {
diff --git a/api/webhook_test.go b/api/webhook_test.go
index b5a836603..f4d46496b 100644
--- a/api/webhook_test.go
+++ b/api/webhook_test.go
@@ -9,7 +9,6 @@ import (
 	"testing"
 
 	"github.com/mattermost/mattermost-server/model"
-	"github.com/mattermost/mattermost-server/utils"
 )
 
 func TestCreateIncomingHook(t *testing.T) {
@@ -93,7 +92,6 @@ func TestCreateIncomingHook(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.CreateIncomingWebhook(hook); err != nil {
 		t.Fatal(err)
@@ -133,7 +131,6 @@ func TestUpdateIncomingHook(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableIncomingWebhooks = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	hook := createIncomingWebhook(channel1.Id, Client, t)
 
@@ -217,7 +214,6 @@ func TestUpdateIncomingHook(t *testing.T) {
 
 	t.Run("OnlyAdminIntegrationsDisabled", func(t *testing.T) {
 		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-		th.App.SetDefaultRolesBasedOnConfig()
 
 		t.Run("UpdateHookOfSameUser", func(t *testing.T) {
 			sameUserHook := &model.IncomingWebhook{ChannelId: channel1.Id, UserId: user2.Id}
@@ -240,7 +236,6 @@ func TestUpdateIncomingHook(t *testing.T) {
 	})
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	Client.Logout()
 	th.UpdateUserToTeamAdmin(user2, team)
@@ -324,7 +319,6 @@ func TestListIncomingHooks(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableIncomingWebhooks = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	hook1 := &model.IncomingWebhook{ChannelId: channel1.Id}
 	hook1 = Client.Must(Client.CreateIncomingWebhook(hook1)).Data.(*model.IncomingWebhook)
@@ -351,7 +345,6 @@ func TestListIncomingHooks(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.ListIncomingWebhooks(); err != nil {
 		t.Fatal(err)
@@ -376,7 +369,6 @@ func TestDeleteIncomingHook(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableIncomingWebhooks = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	hook := &model.IncomingWebhook{ChannelId: channel1.Id}
 	hook = Client.Must(Client.CreateIncomingWebhook(hook)).Data.(*model.IncomingWebhook)
@@ -410,7 +402,6 @@ func TestDeleteIncomingHook(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.DeleteIncomingWebhook(hook.Id); err == nil {
 		t.Fatal("should have failed - not creator or team admin")
@@ -447,7 +438,6 @@ func TestCreateOutgoingHook(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOutgoingWebhooks = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	hook := &model.OutgoingWebhook{ChannelId: channel1.Id, CallbackURLs: []string{"http://nowhere.com"}}
 
@@ -518,7 +508,6 @@ func TestCreateOutgoingHook(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.CreateOutgoingWebhook(hook); err != nil {
 		t.Fatal(err)
@@ -551,7 +540,6 @@ func TestListOutgoingHooks(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOutgoingWebhooks = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	hook1 := &model.OutgoingWebhook{ChannelId: channel1.Id, CallbackURLs: []string{"http://nowhere.com"}}
 	hook1 = Client.Must(Client.CreateOutgoingWebhook(hook1)).Data.(*model.OutgoingWebhook)
@@ -578,7 +566,6 @@ func TestListOutgoingHooks(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.ListOutgoingWebhooks(); err != nil {
 		t.Fatal(err)
@@ -609,7 +596,6 @@ func TestUpdateOutgoingHook(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOutgoingWebhooks = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	hook := createOutgoingWebhook(channel1.Id, []string{"http://nowhere.com"}, []string{"cats"}, Client, t)
 	createOutgoingWebhook(channel1.Id, []string{"http://nowhere.com"}, []string{"dogs"}, Client, t)
@@ -683,7 +669,6 @@ func TestUpdateOutgoingHook(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 	hook2 := createOutgoingWebhook(channel1.Id, []string{"http://nowhereelse.com"}, []string{"dogs"}, Client, t)
 
 	if _, err := Client.UpdateOutgoingWebhook(hook2); err != nil {
@@ -691,7 +676,6 @@ func TestUpdateOutgoingHook(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	Client.Logout()
 	th.LinkUserToTeam(user3, team)
@@ -779,7 +763,6 @@ func TestDeleteOutgoingHook(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOutgoingWebhooks = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	hook := &model.OutgoingWebhook{ChannelId: channel1.Id, CallbackURLs: []string{"http://nowhere.com"}}
 	hook = Client.Must(Client.CreateOutgoingWebhook(hook)).Data.(*model.OutgoingWebhook)
@@ -813,7 +796,6 @@ func TestDeleteOutgoingHook(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	if _, err := Client.DeleteOutgoingWebhook(hook.Id); err == nil {
 		t.Fatal("should have failed - not creator or team admin")
@@ -848,7 +830,6 @@ func TestRegenOutgoingHookToken(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOutgoingWebhooks = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	hook := &model.OutgoingWebhook{ChannelId: channel1.Id, CallbackURLs: []string{"http://nowhere.com"}}
 	hook = Client.Must(Client.CreateOutgoingWebhook(hook)).Data.(*model.OutgoingWebhook)
@@ -883,7 +864,6 @@ func TestRegenOutgoingHookToken(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	hook = &model.OutgoingWebhook{ChannelId: channel1.Id, CallbackURLs: []string{"http://nowhere.com"}}
 	hook = Client.Must(Client.CreateOutgoingWebhook(hook)).Data.(*model.OutgoingWebhook)
@@ -917,10 +897,6 @@ func TestIncomingWebhooks(t *testing.T) {
 	user2 := th.CreateUser(Client)
 	th.LinkUserToTeam(user2, team)
 
-	enableIncomingHooks := th.App.Config().ServiceSettings.EnableIncomingWebhooks
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableIncomingWebhooks = enableIncomingHooks })
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableIncomingWebhooks = true })
 
 	hook := &model.IncomingWebhook{ChannelId: channel1.Id}
@@ -962,20 +938,8 @@ func TestIncomingWebhooks(t *testing.T) {
 		t.Fatal("should not have failed -- ExperimentalTownSquareIsReadOnly is false and it's not a read only channel")
 	}
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	disableTownSquareReadOnly := th.App.Config().TeamSettings.ExperimentalTownSquareIsReadOnly
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.TeamSettings.ExperimentalTownSquareIsReadOnly = disableTownSquareReadOnly })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.ExperimentalTownSquareIsReadOnly = true })
-	th.App.SetDefaultRolesBasedOnConfig()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 
 	if _, err := th.BasicClient.DoPost(url, fmt.Sprintf("{\"text\":\"this is a test\", \"channel\":\"%s\"}", model.DEFAULT_CHANNEL), "application/json"); err == nil {
 		t.Fatal("should have failed -- ExperimentalTownSquareIsReadOnly is true and it's a read only channel")
diff --git a/api4/apitestlib.go b/api4/apitestlib.go
index a7e64ae84..db43a6512 100644
--- a/api4/apitestlib.go
+++ b/api4/apitestlib.go
@@ -113,7 +113,11 @@ func setupTestHelper(enterprise bool) *TestHelper {
 	if testStore != nil {
 		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ListenAddress = ":0" })
 	}
-	th.App.StartServer()
+	serverErr := th.App.StartServer()
+	if serverErr != nil {
+		panic(serverErr)
+	}
+
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ListenAddress = prevListenAddress })
 	Init(th.App, th.App.Srv.Router, true)
 	wsapi.Init(th.App, th.App.Srv.WebSocketRouter)
@@ -121,9 +125,10 @@ func setupTestHelper(enterprise bool) *TestHelper {
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.EnableOpenServer = true })
 
-	utils.SetIsLicensed(enterprise)
 	if enterprise {
-		utils.License().Features.SetDefaults()
+		th.App.SetLicense(model.NewTestLicense())
+	} else {
+		th.App.SetLicense(nil)
 	}
 
 	th.Client = th.CreateClient()
@@ -298,8 +303,7 @@ func (me *TestHelper) CreateUserWithClient(client *model.Client4) *model.User {
 	}
 
 	utils.DisableDebugLogForTest()
-	ruser, r := client.CreateUser(user)
-	fmt.Println(r)
+	ruser, _ := client.CreateUser(user)
 	ruser.Password = "Password1"
 	store.Must(me.App.Srv.Store.User().VerifyEmail(ruser.Id))
 	utils.EnableDebugLogForTest()
diff --git a/api4/channel_test.go b/api4/channel_test.go
index 724b0d84b..e65918707 100644
--- a/api4/channel_test.go
+++ b/api4/channel_test.go
@@ -14,7 +14,6 @@ import (
 
 	"github.com/mattermost/mattermost-server/model"
 	"github.com/mattermost/mattermost-server/store/sqlstore"
-	"github.com/mattermost/mattermost-server/utils"
 )
 
 func TestCreateChannel(t *testing.T) {
@@ -82,23 +81,9 @@ func TestCreateChannel(t *testing.T) {
 	th.LoginBasic()
 
 	// Check permissions with policy config changes
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	restrictPublicChannel := *th.App.Config().TeamSettings.RestrictPublicChannelCreation
-	restrictPrivateChannel := *th.App.Config().TeamSettings.RestrictPrivateChannelCreation
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelCreation = restrictPublicChannel })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelCreation = restrictPrivateChannel })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelCreation = model.PERMISSIONS_ALL })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelCreation = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	channel.Name = GenerateTestChannelName()
 	_, resp = Client.CreateChannel(channel)
@@ -110,11 +95,8 @@ func TestCreateChannel(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelCreation = model.PERMISSIONS_TEAM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelCreation = model.PERMISSIONS_TEAM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	_, resp = Client.CreateChannel(channel)
 	CheckForbiddenStatus(t, resp)
@@ -142,11 +124,8 @@ func TestCreateChannel(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelCreation = model.PERMISSIONS_SYSTEM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelCreation = model.PERMISSIONS_SYSTEM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	th.LoginBasic()
 
@@ -173,9 +152,7 @@ func TestCreateChannel(t *testing.T) {
 	CheckNoError(t, resp)
 
 	// Check that if unlicensed the policy restriction is not enforced.
-	utils.SetIsLicensed(false)
-	utils.SetLicense(nil)
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(nil)
 
 	channel.Name = GenerateTestChannelName()
 	_, resp = Client.CreateChannel(channel)
@@ -887,23 +864,9 @@ func TestDeleteChannel(t *testing.T) {
 
 	th.InitBasic().InitSystemAdmin()
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	restrictPublicChannel := *th.App.Config().TeamSettings.RestrictPublicChannelManagement
-	restrictPrivateChannel := *th.App.Config().TeamSettings.RestrictPrivateChannelManagement
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = restrictPublicChannel })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = restrictPrivateChannel })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPublicChannelManagement = model.PERMISSIONS_ALL })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManagement = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	Client = th.Client
 	team = th.BasicTeam
@@ -926,11 +889,8 @@ func TestDeleteChannel(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelDeletion = model.PERMISSIONS_CHANNEL_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelDeletion = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	// channels created by SystemAdmin
 	publicChannel6 = th.CreateChannelWithClient(th.SystemAdminClient, model.CHANNEL_OPEN)
@@ -967,9 +927,7 @@ func TestDeleteChannel(t *testing.T) {
 	// successful delete by team admin
 	th.UpdateUserToTeamAdmin(user, team)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 
 	_, resp = Client.DeleteChannel(publicChannel6.Id)
 	CheckNoError(t, resp)
@@ -979,16 +937,11 @@ func TestDeleteChannel(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelDeletion = model.PERMISSIONS_TEAM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelDeletion = model.PERMISSIONS_TEAM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 	th.UpdateUserToNonTeamAdmin(user, team)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 
 	// channels created by SystemAdmin
 	publicChannel6 = th.CreateChannelWithClient(th.SystemAdminClient, model.CHANNEL_OPEN)
@@ -1018,9 +971,7 @@ func TestDeleteChannel(t *testing.T) {
 	// successful delete by team admin
 	th.UpdateUserToTeamAdmin(th.BasicUser, team)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 
 	_, resp = Client.DeleteChannel(publicChannel6.Id)
 	CheckNoError(t, resp)
@@ -1030,11 +981,8 @@ func TestDeleteChannel(t *testing.T) {
 
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPublicChannelDeletion = model.PERMISSIONS_SYSTEM_ADMIN
-	})
-	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelDeletion = model.PERMISSIONS_SYSTEM_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	// channels created by SystemAdmin
 	publicChannel6 = th.CreateChannelWithClient(th.SystemAdminClient, model.CHANNEL_OPEN)
@@ -1064,9 +1012,7 @@ func TestDeleteChannel(t *testing.T) {
 	// cannot delete by team admin
 	th.UpdateUserToTeamAdmin(th.BasicUser, team)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 
 	_, resp = Client.DeleteChannel(publicChannel6.Id)
 	CheckForbiddenStatus(t, resp)
@@ -1823,16 +1769,9 @@ func TestAddChannelMember(t *testing.T) {
 	CheckNoError(t, resp)
 
 	// Test policy does not apply to TE.
-	restrictPrivateChannel := *th.App.Config().TeamSettings.RestrictPrivateChannelManageMembers
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) {
-			*cfg.TeamSettings.RestrictPrivateChannelManageMembers = restrictPrivateChannel
-		})
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	Client.Login(user2.Username, user2.Password)
 	privateChannel = th.CreatePrivateChannel()
@@ -1846,18 +1785,8 @@ func TestAddChannelMember(t *testing.T) {
 	Client.Logout()
 
 	// Add a license
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	// Check that a regular channel user can add other users.
 	Client.Login(user2.Username, user2.Password)
@@ -1875,10 +1804,6 @@ func TestAddChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	Client.Login(user2.Username, user2.Password)
 	privateChannel = th.CreatePrivateChannel()
@@ -1893,10 +1818,7 @@ func TestAddChannelMember(t *testing.T) {
 
 	th.MakeUserChannelAdmin(user, privateChannel)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	Client.Login(user.Username, user.Password)
 	_, resp = Client.AddChannelMember(privateChannel.Id, user3.Id)
@@ -1907,10 +1829,6 @@ func TestAddChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_TEAM_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	Client.Login(user2.Username, user2.Password)
 	privateChannel = th.CreatePrivateChannel()
@@ -1925,10 +1843,7 @@ func TestAddChannelMember(t *testing.T) {
 
 	th.UpdateUserToTeamAdmin(user, team)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	Client.Login(user.Username, user.Password)
 	_, resp = Client.AddChannelMember(privateChannel.Id, user3.Id)
@@ -1939,10 +1854,6 @@ func TestAddChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_SYSTEM_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	Client.Login(user2.Username, user2.Password)
 	privateChannel = th.CreatePrivateChannel()
@@ -2019,16 +1930,9 @@ func TestRemoveChannelMember(t *testing.T) {
 	th.App.InvalidateAllCaches()
 
 	// Test policy does not apply to TE.
-	restrictPrivateChannel := *th.App.Config().TeamSettings.RestrictPrivateChannelManageMembers
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) {
-			*cfg.TeamSettings.RestrictPrivateChannelManageMembers = restrictPrivateChannel
-		})
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	privateChannel := th.CreateChannelWithClient(th.SystemAdminClient, model.CHANNEL_PRIVATE)
 	_, resp = th.SystemAdminClient.AddChannelMember(privateChannel.Id, user1.Id)
@@ -2040,18 +1944,8 @@ func TestRemoveChannelMember(t *testing.T) {
 	CheckNoError(t, resp)
 
 	// Add a license
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 
 	// Check that a regular channel user can remove other users.
 	privateChannel = th.CreateChannelWithClient(th.SystemAdminClient, model.CHANNEL_PRIVATE)
@@ -2067,10 +1961,6 @@ func TestRemoveChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_CHANNEL_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	privateChannel = th.CreateChannelWithClient(th.SystemAdminClient, model.CHANNEL_PRIVATE)
 	_, resp = th.SystemAdminClient.AddChannelMember(privateChannel.Id, user1.Id)
@@ -2083,9 +1973,7 @@ func TestRemoveChannelMember(t *testing.T) {
 
 	th.MakeUserChannelAdmin(user1, privateChannel)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 
 	_, resp = Client.RemoveUserFromChannel(privateChannel.Id, user2.Id)
 	CheckNoError(t, resp)
@@ -2094,10 +1982,6 @@ func TestRemoveChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_TEAM_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	privateChannel = th.CreateChannelWithClient(th.SystemAdminClient, model.CHANNEL_PRIVATE)
 	_, resp = th.SystemAdminClient.AddChannelMember(privateChannel.Id, user1.Id)
@@ -2110,9 +1994,7 @@ func TestRemoveChannelMember(t *testing.T) {
 
 	th.UpdateUserToTeamAdmin(user1, team)
 	th.App.InvalidateAllCaches()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 
 	_, resp = Client.RemoveUserFromChannel(privateChannel.Id, user2.Id)
 	CheckNoError(t, resp)
@@ -2121,10 +2003,6 @@ func TestRemoveChannelMember(t *testing.T) {
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.TeamSettings.RestrictPrivateChannelManageMembers = model.PERMISSIONS_SYSTEM_ADMIN
 	})
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	privateChannel = th.CreateChannelWithClient(th.SystemAdminClient, model.CHANNEL_PRIVATE)
 	_, resp = th.SystemAdminClient.AddChannelMember(privateChannel.Id, user1.Id)
diff --git a/api4/file.go b/api4/file.go
index 48ee281fe..acc4c78e5 100644
--- a/api4/file.go
+++ b/api4/file.go
@@ -281,13 +281,13 @@ func getPublicFile(c *Context, w http.ResponseWriter, r *http.Request) {
 
 	if len(hash) == 0 {
 		c.Err = model.NewAppError("getPublicFile", "api.file.get_file.public_invalid.app_error", nil, "", http.StatusBadRequest)
-		http.Redirect(w, r, c.GetSiteURLHeader()+"/error?message="+utils.T(c.Err.Message), http.StatusTemporaryRedirect)
+		utils.RenderWebAppError(w, r, c.Err, c.App.AsymmetricSigningKey())
 		return
 	}
 
 	if hash != app.GeneratePublicLinkHash(info.Id, *c.App.Config().FileSettings.PublicLinkSalt) {
 		c.Err = model.NewAppError("getPublicFile", "api.file.get_file.public_invalid.app_error", nil, "", http.StatusBadRequest)
-		http.Redirect(w, r, c.GetSiteURLHeader()+"/error?message="+utils.T(c.Err.Message), http.StatusTemporaryRedirect)
+		utils.RenderWebAppError(w, r, c.Err, c.App.AsymmetricSigningKey())
 		return
 	}
 
diff --git a/api4/oauth.go b/api4/oauth.go
index 655adaaee..d0f43256a 100644
--- a/api4/oauth.go
+++ b/api4/oauth.go
@@ -313,7 +313,7 @@ func deauthorizeOAuthApp(c *Context, w http.ResponseWriter, r *http.Request) {
 func authorizeOAuthPage(c *Context, w http.ResponseWriter, r *http.Request) {
 	if !c.App.Config().ServiceSettings.EnableOAuthServiceProvider {
 		err := model.NewAppError("authorizeOAuth", "api.oauth.authorize_oauth.disabled.app_error", nil, "", http.StatusNotImplemented)
-		utils.RenderWebError(err, w, r)
+		utils.RenderWebAppError(w, r, err, c.App.AsymmetricSigningKey())
 		return
 	}
 
@@ -326,13 +326,13 @@ func authorizeOAuthPage(c *Context, w http.ResponseWriter, r *http.Request) {
 	}
 
 	if err := authRequest.IsValid(); err != nil {
-		utils.RenderWebError(err, w, r)
+		utils.RenderWebAppError(w, r, err, c.App.AsymmetricSigningKey())
 		return
 	}
 
 	oauthApp, err := c.App.GetOAuthApp(authRequest.ClientId)
 	if err != nil {
-		utils.RenderWebError(err, w, r)
+		utils.RenderWebAppError(w, r, err, c.App.AsymmetricSigningKey())
 		return
 	}
 
@@ -343,7 +343,8 @@ func authorizeOAuthPage(c *Context, w http.ResponseWriter, r *http.Request) {
 	}
 
 	if !oauthApp.IsValidRedirectURL(authRequest.RedirectUri) {
-		utils.RenderWebError(model.NewAppError("authorizeOAuthPage", "api.oauth.allow_oauth.redirect_callback.app_error", nil, "", http.StatusBadRequest), w, r)
+		err := model.NewAppError("authorizeOAuthPage", "api.oauth.allow_oauth.redirect_callback.app_error", nil, "", http.StatusBadRequest)
+		utils.RenderWebAppError(w, r, err, c.App.AsymmetricSigningKey())
 		return
 	}
 
@@ -360,7 +361,7 @@ func authorizeOAuthPage(c *Context, w http.ResponseWriter, r *http.Request) {
 		redirectUrl, err := c.App.AllowOAuthAppAccessToUser(c.Session.UserId, authRequest)
 
 		if err != nil {
-			utils.RenderWebError(err, w, r)
+			utils.RenderWebAppError(w, r, err, c.App.AsymmetricSigningKey())
 			return
 		}
 
@@ -441,7 +442,10 @@ func completeOAuth(c *Context, w http.ResponseWriter, r *http.Request) {
 
 	code := r.URL.Query().Get("code")
 	if len(code) == 0 {
-		http.Redirect(w, r, c.GetSiteURLHeader()+"/error?type=oauth_missing_code&service="+strings.Title(service), http.StatusTemporaryRedirect)
+		utils.RenderWebError(w, r, http.StatusTemporaryRedirect, url.Values{
+			"type":    []string{"oauth_missing_code"},
+			"service": []string{strings.Title(service)},
+		}, c.App.AsymmetricSigningKey())
 		return
 	}
 
@@ -462,7 +466,7 @@ func completeOAuth(c *Context, w http.ResponseWriter, r *http.Request) {
 		if action == model.OAUTH_ACTION_MOBILE {
 			w.Write([]byte(err.ToJson()))
 		} else {
-			http.Redirect(w, r, c.GetSiteURLHeader()+"/error?message="+url.QueryEscape(err.Message), http.StatusTemporaryRedirect)
+			utils.RenderWebAppError(w, r, err, c.App.AsymmetricSigningKey())
 		}
 		return
 	}
@@ -474,7 +478,7 @@ func completeOAuth(c *Context, w http.ResponseWriter, r *http.Request) {
 		if action == model.OAUTH_ACTION_MOBILE {
 			w.Write([]byte(err.ToJson()))
 		} else {
-			http.Redirect(w, r, c.GetSiteURLHeader()+"/error?message="+url.QueryEscape(err.Message), http.StatusTemporaryRedirect)
+			utils.RenderWebAppError(w, r, err, c.App.AsymmetricSigningKey())
 		}
 		return
 	}
@@ -559,7 +563,9 @@ func signupWithOAuth(c *Context, w http.ResponseWriter, r *http.Request) {
 	}
 
 	if !c.App.Config().TeamSettings.EnableUserCreation {
-		http.Redirect(w, r, c.GetSiteURLHeader()+"/error?message="+url.QueryEscape(utils.T("api.oauth.singup_with_oauth.disabled.app_error")), http.StatusTemporaryRedirect)
+		utils.RenderWebError(w, r, http.StatusBadRequest, url.Values{
+			"message": []string{utils.T("api.oauth.singup_with_oauth.disabled.app_error")},
+		}, c.App.AsymmetricSigningKey())
 		return
 	}
 
diff --git a/api4/oauth_test.go b/api4/oauth_test.go
index 8dd602456..c871dafff 100644
--- a/api4/oauth_test.go
+++ b/api4/oauth_test.go
@@ -18,14 +18,7 @@ func TestCreateOAuthApp(t *testing.T) {
 	Client := th.Client
 	AdminClient := th.SystemAdminClient
 
-	enableOAuth := th.App.Config().ServiceSettings.EnableOAuthServiceProvider
-	adminOnly := *th.App.Config().ServiceSettings.EnableOnlyAdminIntegrations
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = enableOAuth })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = adminOnly })
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	oapp := &model.OAuthApp{Name: GenerateTestAppName(), Homepage: "https://nowhere.com", Description: "test", CallbackUrls: []string{"https://nowhere.com"}, IsTrusted: true}
 
@@ -42,12 +35,10 @@ func TestCreateOAuthApp(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 	_, resp = Client.CreateOAuthApp(oapp)
 	CheckForbiddenStatus(t, resp)
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 	rapp, resp = Client.CreateOAuthApp(oapp)
 	CheckNoError(t, resp)
 	CheckCreatedStatus(t, resp)
@@ -86,14 +77,7 @@ func TestUpdateOAuthApp(t *testing.T) {
 	Client := th.Client
 	AdminClient := th.SystemAdminClient
 
-	enableOAuth := th.App.Config().ServiceSettings.EnableOAuthServiceProvider
-	adminOnly := *th.App.Config().ServiceSettings.EnableOnlyAdminIntegrations
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = enableOAuth })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = adminOnly })
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	oapp := &model.OAuthApp{
 		Name:         "oapp",
@@ -172,7 +156,6 @@ func TestUpdateOAuthApp(t *testing.T) {
 	th.LoginBasic()
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 	_, resp = Client.UpdateOAuthApp(oapp)
 	CheckForbiddenStatus(t, resp)
 
@@ -199,15 +182,8 @@ func TestGetOAuthApps(t *testing.T) {
 	Client := th.Client
 	AdminClient := th.SystemAdminClient
 
-	enableOAuth := th.App.Config().ServiceSettings.EnableOAuthServiceProvider
-	adminOnly := *th.App.Config().ServiceSettings.EnableOnlyAdminIntegrations
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = enableOAuth })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = adminOnly })
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	oapp := &model.OAuthApp{Name: GenerateTestAppName(), Homepage: "https://nowhere.com", Description: "test", CallbackUrls: []string{"https://nowhere.com"}}
 
@@ -251,7 +227,6 @@ func TestGetOAuthApps(t *testing.T) {
 	}
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	_, resp = Client.GetOAuthApps(0, 1000)
 	CheckForbiddenStatus(t, resp)
@@ -272,15 +247,8 @@ func TestGetOAuthApp(t *testing.T) {
 	Client := th.Client
 	AdminClient := th.SystemAdminClient
 
-	enableOAuth := th.App.Config().ServiceSettings.EnableOAuthServiceProvider
-	adminOnly := *th.App.Config().ServiceSettings.EnableOnlyAdminIntegrations
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = enableOAuth })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = adminOnly })
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	oapp := &model.OAuthApp{Name: GenerateTestAppName(), Homepage: "https://nowhere.com", Description: "test", CallbackUrls: []string{"https://nowhere.com"}}
 
@@ -320,7 +288,6 @@ func TestGetOAuthApp(t *testing.T) {
 	CheckForbiddenStatus(t, resp)
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	_, resp = Client.GetOAuthApp(rapp2.Id)
 	CheckForbiddenStatus(t, resp)
@@ -347,15 +314,8 @@ func TestGetOAuthAppInfo(t *testing.T) {
 	Client := th.Client
 	AdminClient := th.SystemAdminClient
 
-	enableOAuth := th.App.Config().ServiceSettings.EnableOAuthServiceProvider
-	adminOnly := *th.App.Config().ServiceSettings.EnableOnlyAdminIntegrations
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = enableOAuth })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = adminOnly })
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	oapp := &model.OAuthApp{Name: GenerateTestAppName(), Homepage: "https://nowhere.com", Description: "test", CallbackUrls: []string{"https://nowhere.com"}}
 
@@ -395,7 +355,6 @@ func TestGetOAuthAppInfo(t *testing.T) {
 	CheckNoError(t, resp)
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	_, resp = Client.GetOAuthAppInfo(rapp2.Id)
 	CheckNoError(t, resp)
@@ -422,15 +381,8 @@ func TestDeleteOAuthApp(t *testing.T) {
 	Client := th.Client
 	AdminClient := th.SystemAdminClient
 
-	enableOAuth := th.App.Config().ServiceSettings.EnableOAuthServiceProvider
-	adminOnly := *th.App.Config().ServiceSettings.EnableOnlyAdminIntegrations
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = enableOAuth })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = adminOnly })
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	oapp := &model.OAuthApp{Name: GenerateTestAppName(), Homepage: "https://nowhere.com", Description: "test", CallbackUrls: []string{"https://nowhere.com"}}
 
@@ -465,7 +417,6 @@ func TestDeleteOAuthApp(t *testing.T) {
 	CheckNoError(t, resp)
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 	_, resp = Client.DeleteOAuthApp(rapp.Id)
 	CheckForbiddenStatus(t, resp)
 
@@ -490,15 +441,8 @@ func TestRegenerateOAuthAppSecret(t *testing.T) {
 	Client := th.Client
 	AdminClient := th.SystemAdminClient
 
-	enableOAuth := th.App.Config().ServiceSettings.EnableOAuthServiceProvider
-	adminOnly := *th.App.Config().ServiceSettings.EnableOnlyAdminIntegrations
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = enableOAuth })
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = adminOnly })
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	oapp := &model.OAuthApp{Name: GenerateTestAppName(), Homepage: "https://nowhere.com", Description: "test", CallbackUrls: []string{"https://nowhere.com"}}
 
@@ -537,7 +481,6 @@ func TestRegenerateOAuthAppSecret(t *testing.T) {
 	CheckNoError(t, resp)
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 	_, resp = Client.RegenerateOAuthAppSecret(rapp.Id)
 	CheckForbiddenStatus(t, resp)
 
@@ -622,12 +565,7 @@ func TestAuthorizeOAuthApp(t *testing.T) {
 	Client := th.Client
 	AdminClient := th.SystemAdminClient
 
-	enableOAuth := th.App.Config().ServiceSettings.EnableOAuthServiceProvider
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = enableOAuth })
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOAuthServiceProvider = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	oapp := &model.OAuthApp{Name: GenerateTestAppName(), Homepage: "https://nowhere.com", Description: "test", CallbackUrls: []string{"https://nowhere.com"}}
 
diff --git a/api4/post_test.go b/api4/post_test.go
index 6f770b70a..257918525 100644
--- a/api4/post_test.go
+++ b/api4/post_test.go
@@ -17,7 +17,6 @@ import (
 
 	"github.com/mattermost/mattermost-server/app"
 	"github.com/mattermost/mattermost-server/model"
-	"github.com/mattermost/mattermost-server/utils"
 )
 
 func TestCreatePost(t *testing.T) {
@@ -130,20 +129,8 @@ func testCreatePostWithOutgoingHook(
 	team := th.BasicTeam
 	channel := th.BasicChannel
 
-	enableOutgoingHooks := th.App.Config().ServiceSettings.EnableOutgoingWebhooks
-	enableAdminOnlyHooks := th.App.Config().ServiceSettings.EnableOnlyAdminIntegrations
-	allowedInternalConnections := *th.App.Config().ServiceSettings.AllowedUntrustedInternalConnections
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOutgoingWebhooks = enableOutgoingHooks })
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOnlyAdminIntegrations = enableAdminOnlyHooks })
-		th.App.SetDefaultRolesBasedOnConfig()
-		th.App.UpdateConfig(func(cfg *model.Config) {
-			cfg.ServiceSettings.AllowedUntrustedInternalConnections = &allowedInternalConnections
-		})
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.ServiceSettings.EnableOutgoingWebhooks = true })
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableOnlyAdminIntegrations = true })
-	th.App.SetDefaultRolesBasedOnConfig()
 	th.App.UpdateConfig(func(cfg *model.Config) {
 		*cfg.ServiceSettings.AllowedUntrustedInternalConnections = "localhost 127.0.0.1"
 	})
@@ -489,21 +476,8 @@ func TestUpdatePost(t *testing.T) {
 	Client := th.Client
 	channel := th.BasicChannel
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	allowEditPost := *th.App.Config().ServiceSettings.AllowEditPost
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.AllowEditPost = allowEditPost })
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-
+	th.App.SetLicense(model.NewTestLicense())
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.AllowEditPost = model.ALLOW_EDIT_POST_ALWAYS })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	post := &model.Post{ChannelId: channel.Id, Message: "zz" + model.NewId() + "a"}
 	rpost, resp := Client.CreatePost(post)
@@ -574,21 +548,8 @@ func TestPatchPost(t *testing.T) {
 	Client := th.Client
 	channel := th.BasicChannel
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	allowEditPost := *th.App.Config().ServiceSettings.AllowEditPost
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.AllowEditPost = allowEditPost })
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-
+	th.App.SetLicense(model.NewTestLicense())
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.AllowEditPost = model.ALLOW_EDIT_POST_ALWAYS })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	post := &model.Post{
 		ChannelId:    channel.Id,
diff --git a/api4/system.go b/api4/system.go
index 43b941247..061ffe094 100644
--- a/api4/system.go
+++ b/api4/system.go
@@ -266,7 +266,7 @@ func getClientLicense(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	etag := utils.GetClientLicenseEtag(true)
+	etag := c.App.GetClientLicenseEtag(true)
 	if c.HandleEtag(etag, "Get Client License", w, r) {
 		return
 	}
@@ -274,9 +274,9 @@ func getClientLicense(c *Context, w http.ResponseWriter, r *http.Request) {
 	var clientLicense map[string]string
 
 	if c.App.SessionHasPermissionTo(c.Session, model.PERMISSION_MANAGE_SYSTEM) {
-		clientLicense = utils.ClientLicense()
+		clientLicense = c.App.ClientLicense()
 	} else {
-		clientLicense = utils.GetSanitizedClientLicense()
+		clientLicense = c.App.GetSanitizedClientLicense()
 	}
 
 	w.Header().Set(model.HEADER_ETAG_SERVER, etag)
diff --git a/api4/team_test.go b/api4/team_test.go
index d365fd686..faa90e511 100644
--- a/api4/team_test.go
+++ b/api4/team_test.go
@@ -68,13 +68,7 @@ func TestCreateTeam(t *testing.T) {
 	CheckUnauthorizedStatus(t, resp)
 
 	// Update permission
-	enableTeamCreation := th.App.Config().TeamSettings.EnableTeamCreation
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.TeamSettings.EnableTeamCreation = enableTeamCreation })
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.TeamSettings.EnableTeamCreation = false })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	th.LoginBasic()
 	_, resp = Client.CreateTeam(team)
@@ -1292,20 +1286,8 @@ func TestAddTeamMember(t *testing.T) {
 
 	Client.Logout()
 
-	// Check effects of config and license changes.
-	restrictTeamInvite := *th.App.Config().TeamSettings.RestrictTeamInvite
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = restrictTeamInvite })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
-
 	// Set the config so that only team admins can add a user to a team.
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_TEAM_ADMIN })
-	th.App.SetDefaultRolesBasedOnConfig()
 	th.LoginBasic()
 
 	// Test without the EE license to see that the permission restriction is ignored.
@@ -1313,10 +1295,7 @@ func TestAddTeamMember(t *testing.T) {
 	CheckNoError(t, resp)
 
 	// Add an EE license.
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 	th.LoginBasic()
 
 	// Check that a regular user can't add someone to the team.
@@ -1327,10 +1306,7 @@ func TestAddTeamMember(t *testing.T) {
 	th.UpdateUserToTeamAdmin(th.BasicUser, th.BasicTeam)
 	th.App.InvalidateAllCaches()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_TEAM_ADMIN })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 	th.LoginBasic()
 
 	// Should work as a team admin.
@@ -1339,7 +1315,6 @@ func TestAddTeamMember(t *testing.T) {
 
 	// Change permission level to System Admin
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_SYSTEM_ADMIN })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	// Should not work as team admin.
 	_, resp = Client.AddTeamMember(team.Id, otherUser.Id)
@@ -1353,21 +1328,13 @@ func TestAddTeamMember(t *testing.T) {
 	th.UpdateUserToNonTeamAdmin(th.BasicUser, th.BasicTeam)
 	th.App.InvalidateAllCaches()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 	th.LoginBasic()
 
 	// Should work as a regular user.
 	_, resp = Client.AddTeamMember(team.Id, otherUser.Id)
 	CheckNoError(t, resp)
 
-	// Reset config and license.
-	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = restrictTeamInvite })
-	utils.SetIsLicensed(isLicensed)
-	utils.SetLicense(license)
-	th.App.SetDefaultRolesBasedOnConfig()
 	th.LoginBasic()
 
 	// by hash and data
@@ -1507,20 +1474,8 @@ func TestAddTeamMembers(t *testing.T) {
 
 	Client.Logout()
 
-	// Check effects of config and license changes.
-	restrictTeamInvite := *th.App.Config().TeamSettings.RestrictTeamInvite
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = restrictTeamInvite })
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.SetDefaultRolesBasedOnConfig()
-	}()
-
 	// Set the config so that only team admins can add a user to a team.
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_TEAM_ADMIN })
-	th.App.SetDefaultRolesBasedOnConfig()
 	th.LoginBasic()
 
 	// Test without the EE license to see that the permission restriction is ignored.
@@ -1528,10 +1483,7 @@ func TestAddTeamMembers(t *testing.T) {
 	CheckNoError(t, resp)
 
 	// Add an EE license.
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 	th.LoginBasic()
 
 	// Check that a regular user can't add someone to the team.
@@ -1542,10 +1494,7 @@ func TestAddTeamMembers(t *testing.T) {
 	th.UpdateUserToTeamAdmin(th.BasicUser, th.BasicTeam)
 	th.App.InvalidateAllCaches()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_TEAM_ADMIN })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 	th.LoginBasic()
 
 	// Should work as a team admin.
@@ -1554,7 +1503,6 @@ func TestAddTeamMembers(t *testing.T) {
 
 	// Change permission level to System Admin
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_SYSTEM_ADMIN })
-	th.App.SetDefaultRolesBasedOnConfig()
 
 	// Should not work as team admin.
 	_, resp = Client.AddTeamMembers(team.Id, userList)
@@ -1568,10 +1516,7 @@ func TestAddTeamMembers(t *testing.T) {
 	th.UpdateUserToNonTeamAdmin(th.BasicUser, th.BasicTeam)
 	th.App.InvalidateAllCaches()
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.RestrictTeamInvite = model.PERMISSIONS_ALL })
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	th.App.SetDefaultRolesBasedOnConfig()
+	th.App.SetLicense(model.NewTestLicense())
 	th.LoginBasic()
 
 	// Should work as a regular user.
@@ -1930,10 +1875,6 @@ func TestInviteUsersToTeam(t *testing.T) {
 		}
 	}
 
-	restrictCreationToDomains := th.App.Config().TeamSettings.RestrictCreationToDomains
-	defer func() {
-		th.App.UpdateConfig(func(cfg *model.Config) { cfg.TeamSettings.RestrictCreationToDomains = restrictCreationToDomains })
-	}()
 	th.App.UpdateConfig(func(cfg *model.Config) { cfg.TeamSettings.RestrictCreationToDomains = "@example.com" })
 
 	err := th.App.InviteNewUsersToTeam(emailList, th.BasicTeam.Id, th.BasicUser.Id)
diff --git a/api4/user_test.go b/api4/user_test.go
index a7b7d297d..4613a8ea9 100644
--- a/api4/user_test.go
+++ b/api4/user_test.go
@@ -1566,18 +1566,7 @@ func TestUpdateUserMfa(t *testing.T) {
 	defer th.TearDown()
 	Client := th.Client
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	enableMfa := *th.App.Config().ServiceSettings.EnableMultifactorAuthentication
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableMultifactorAuthentication = enableMfa })
-	}()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	*utils.License().Features.MFA = true
+	th.App.SetLicense(model.NewTestLicense("mfa"))
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableMultifactorAuthentication = true })
 
 	session, _ := th.App.GetSession(Client.AuthToken)
@@ -1612,18 +1601,7 @@ func TestCheckUserMfa(t *testing.T) {
 		t.Fatal("should be false - mfa not active")
 	}
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	enableMfa := *th.App.Config().ServiceSettings.EnableMultifactorAuthentication
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableMultifactorAuthentication = enableMfa })
-	}()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	*utils.License().Features.MFA = true
+	th.App.SetLicense(model.NewTestLicense("mfa"))
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableMultifactorAuthentication = true })
 
 	th.LoginBasic()
@@ -1659,18 +1637,7 @@ func TestGenerateMfaSecret(t *testing.T) {
 	_, resp = Client.GenerateMfaSecret("junk")
 	CheckBadRequestStatus(t, resp)
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	enableMfa := *th.App.Config().ServiceSettings.EnableMultifactorAuthentication
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableMultifactorAuthentication = enableMfa })
-	}()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	*utils.License().Features.MFA = true
+	th.App.SetLicense(model.NewTestLicense("mfa"))
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.EnableMultifactorAuthentication = true })
 
 	_, resp = Client.GenerateMfaSecret(model.NewId())
@@ -2187,19 +2154,7 @@ func TestSwitchAccount(t *testing.T) {
 		t.Fatal("bad link")
 	}
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	enableAuthenticationTransfer := *th.App.Config().ServiceSettings.ExperimentalEnableAuthenticationTransfer
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.UpdateConfig(func(cfg *model.Config) {
-			*cfg.ServiceSettings.ExperimentalEnableAuthenticationTransfer = enableAuthenticationTransfer
-		})
-	}()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
+	th.App.SetLicense(model.NewTestLicense())
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ExperimentalEnableAuthenticationTransfer = false })
 
 	sr = &model.SwitchRequest{
diff --git a/app/admin.go b/app/admin.go
index b838ed3bd..154fa8899 100644
--- a/app/admin.go
+++ b/app/admin.go
@@ -237,7 +237,8 @@ func (a *App) TestEmail(userId string, cfg *model.Config) *model.AppError {
 		return err
 	} else {
 		T := utils.GetUserTranslations(user.Locale)
-		if err := utils.SendMailUsingConfig(user.Email, T("api.admin.test_email.subject"), T("api.admin.test_email.body"), cfg); err != nil {
+		license := a.License()
+		if err := utils.SendMailUsingConfig(user.Email, T("api.admin.test_email.subject"), T("api.admin.test_email.body"), cfg, license != nil && *license.Features.Compliance); err != nil {
 			return err
 		}
 	}
diff --git a/app/app.go b/app/app.go
index 1e46d29d0..636f0a428 100644
--- a/app/app.go
+++ b/app/app.go
@@ -4,6 +4,7 @@
 package app
 
 import (
+	"crypto/ecdsa"
 	"html/template"
 	"net"
 	"net/http"
@@ -58,15 +59,20 @@ type App struct {
 	configFile      string
 	configListeners map[string]func(*model.Config, *model.Config)
 
+	licenseValue       atomic.Value
+	clientLicenseValue atomic.Value
+	licenseListeners   map[string]func()
+
 	newStore func() store.Store
 
-	htmlTemplateWatcher *utils.HTMLTemplateWatcher
-	sessionCache        *utils.Cache
-	roles               map[string]*model.Role
-	configListenerId    string
-	licenseListenerId   string
-	disableConfigWatch  bool
-	configWatcher       *utils.ConfigWatcher
+	htmlTemplateWatcher  *utils.HTMLTemplateWatcher
+	sessionCache         *utils.Cache
+	roles                map[string]*model.Role
+	configListenerId     string
+	licenseListenerId    string
+	disableConfigWatch   bool
+	configWatcher        *utils.ConfigWatcher
+	asymmetricSigningKey *ecdsa.PrivateKey
 
 	pluginCommands     []*PluginCommand
 	pluginCommandsLock sync.RWMutex
@@ -80,7 +86,7 @@ var appCount = 0
 
 // New creates a new App. You must call Shutdown when you're done with it.
 // XXX: For now, only one at a time is allowed as some resources are still shared.
-func New(options ...Option) (*App, error) {
+func New(options ...Option) (outApp *App, outErr error) {
 	appCount++
 	if appCount > 1 {
 		panic("Only one App should exist at a time. Did you forget to call Shutdown()?")
@@ -91,11 +97,17 @@ func New(options ...Option) (*App, error) {
 		Srv: &Server{
 			Router: mux.NewRouter(),
 		},
-		sessionCache:    utils.NewLru(model.SESSION_CACHE_SIZE),
-		configFile:      "config.json",
-		configListeners: make(map[string]func(*model.Config, *model.Config)),
-		clientConfig:    make(map[string]string),
-	}
+		sessionCache:     utils.NewLru(model.SESSION_CACHE_SIZE),
+		configFile:       "config.json",
+		configListeners:  make(map[string]func(*model.Config, *model.Config)),
+		clientConfig:     make(map[string]string),
+		licenseListeners: map[string]func(){},
+	}
+	defer func() {
+		if outErr != nil {
+			app.Shutdown()
+		}
+	}()
 
 	for _, option := range options {
 		option(app)
@@ -118,9 +130,9 @@ func New(options ...Option) (*App, error) {
 	app.configListenerId = app.AddConfigListener(func(_, _ *model.Config) {
 		app.configOrLicenseListener()
 	})
-	app.licenseListenerId = utils.AddLicenseListener(app.configOrLicenseListener)
+	app.licenseListenerId = app.AddLicenseListener(app.configOrLicenseListener)
 	app.regenerateClientConfig()
-	app.SetDefaultRolesBasedOnConfig()
+	app.setDefaultRolesBasedOnConfig()
 
 	l4g.Info(utils.T("api.server.new_server.init.info"))
 
@@ -139,6 +151,10 @@ func New(options ...Option) (*App, error) {
 	}
 
 	app.Srv.Store = app.newStore()
+	if err := app.ensureAsymmetricSigningKey(); err != nil {
+		return nil, errors.Wrapf(err, "unable to ensure asymmetric signing key")
+	}
+
 	app.initJobs()
 
 	app.initBuiltInPlugins()
@@ -157,7 +173,7 @@ func New(options ...Option) (*App, error) {
 
 func (a *App) configOrLicenseListener() {
 	a.regenerateClientConfig()
-	a.SetDefaultRolesBasedOnConfig()
+	a.setDefaultRolesBasedOnConfig()
 }
 
 func (a *App) Shutdown() {
@@ -171,7 +187,9 @@ func (a *App) Shutdown() {
 	a.ShutDownPlugins()
 	a.WaitForGoroutines()
 
-	a.Srv.Store.Close()
+	if a.Srv.Store != nil {
+		a.Srv.Store.Close()
+	}
 	a.Srv = nil
 
 	if a.htmlTemplateWatcher != nil {
@@ -179,7 +197,7 @@ func (a *App) Shutdown() {
 	}
 
 	a.RemoveConfigListener(a.configListenerId)
-	utils.RemoveLicenseListener(a.licenseListenerId)
+	a.RemoveLicenseListener(a.licenseListenerId)
 	l4g.Info(utils.T("api.server.stop_server.stopped.info"))
 
 	a.DisableConfigWatch()
@@ -448,5 +466,5 @@ func (a *App) Handle404(w http.ResponseWriter, r *http.Request) {
 
 	l4g.Debug("%v: code=404 ip=%v", r.URL.Path, utils.GetIpAddress(r))
 
-	utils.RenderWebError(err, w, r)
+	utils.RenderWebAppError(w, r, err, a.AsymmetricSigningKey())
 }
diff --git a/app/app_test.go b/app/app_test.go
index 25b19ead8..09f8725d7 100644
--- a/app/app_test.go
+++ b/app/app_test.go
@@ -51,7 +51,8 @@ func TestAppRace(t *testing.T) {
 		a, err := New()
 		require.NoError(t, err)
 		a.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ListenAddress = ":0" })
-		a.StartServer()
+		serverErr := a.StartServer()
+		require.NoError(t, serverErr)
 		a.Shutdown()
 	}
 }
diff --git a/app/apptestlib.go b/app/apptestlib.go
index 09afc8f76..c7846c9b5 100644
--- a/app/apptestlib.go
+++ b/app/apptestlib.go
@@ -96,15 +96,20 @@ func setupTestHelper(enterprise bool) *TestHelper {
 	if testStore != nil {
 		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ListenAddress = ":0" })
 	}
-	th.App.StartServer()
+	serverErr := th.App.StartServer()
+	if serverErr != nil {
+		panic(serverErr)
+	}
+
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ListenAddress = prevListenAddress })
 	th.App.Srv.Store.MarkSystemRanUnitTests()
 
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.TeamSettings.EnableOpenServer = true })
 
-	utils.SetIsLicensed(enterprise)
 	if enterprise {
-		utils.License().Features.SetDefaults()
+		th.App.SetLicense(model.NewTestLicense())
+	} else {
+		th.App.SetLicense(nil)
 	}
 
 	return th
diff --git a/app/channel.go b/app/channel.go
index e4bf48654..8ac1f421c 100644
--- a/app/channel.go
+++ b/app/channel.go
@@ -1359,7 +1359,7 @@ func (a *App) PermanentDeleteChannel(channel *model.Channel) *model.AppError {
 
 // This function is intended for use from the CLI. It is not robust against people joining the channel while the move
 // is in progress, and therefore should not be used from the API without first fixing this potential race condition.
-func (a *App) MoveChannel(team *model.Team, channel *model.Channel) *model.AppError {
+func (a *App) MoveChannel(team *model.Team, channel *model.Channel, user *model.User) *model.AppError {
 	// Check that all channel members are in the destination team.
 	if channelMembers, err := a.GetChannelMembersPage(channel.Id, 0, 10000000); err != nil {
 		return err
@@ -1378,11 +1378,37 @@ func (a *App) MoveChannel(team *model.Team, channel *model.Channel) *model.AppEr
 		}
 	}
 
-	// Change the Team ID of the channel.
+	// keep instance of the previous team
+	var previousTeam *model.Team
+	if result := <-a.Srv.Store.Team().Get(channel.TeamId); result.Err != nil {
+		return result.Err
+	} else {
+		previousTeam = result.Data.(*model.Team)
+	}
 	channel.TeamId = team.Id
 	if result := <-a.Srv.Store.Channel().Update(channel); result.Err != nil {
 		return result.Err
 	}
+	a.postChannelMoveMessage(user, channel, previousTeam)
+
+	return nil
+}
+
+func (a *App) postChannelMoveMessage(user *model.User, channel *model.Channel, previousTeam *model.Team) *model.AppError {
+
+	post := &model.Post{
+		ChannelId: channel.Id,
+		Message:   fmt.Sprintf(utils.T("api.team.move_channel.success"), previousTeam.Name),
+		Type:      model.POST_MOVE_CHANNEL,
+		UserId:    user.Id,
+		Props: model.StringInterface{
+			"username": user.Username,
+		},
+	}
+
+	if _, err := a.CreatePost(post, channel, false); err != nil {
+		return model.NewAppError("postChannelMoveMessage", "api.team.move_channel.post.error", nil, err.Error(), http.StatusInternalServerError)
+	}
 
 	return nil
 }
diff --git a/app/channel_test.go b/app/channel_test.go
index a414fbb35..d315fbae6 100644
--- a/app/channel_test.go
+++ b/app/channel_test.go
@@ -97,7 +97,7 @@ func TestMoveChannel(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	if err := th.App.MoveChannel(targetTeam, channel1); err == nil {
+	if err := th.App.MoveChannel(targetTeam, channel1, th.BasicUser); err == nil {
 		t.Fatal("Should have failed due to mismatched members.")
 	}
 
@@ -105,7 +105,7 @@ func TestMoveChannel(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	if err := th.App.MoveChannel(targetTeam, channel1); err != nil {
+	if err := th.App.MoveChannel(targetTeam, channel1, th.BasicUser); err != nil {
 		t.Fatal(err)
 	}
 }
diff --git a/app/config.go b/app/config.go
index a2398f9e9..b4925e8fb 100644
--- a/app/config.go
+++ b/app/config.go
@@ -4,7 +4,12 @@
 package app
 
 import (
+	"crypto/ecdsa"
+	"crypto/elliptic"
 	"crypto/md5"
+	"crypto/rand"
+	"crypto/x509"
+	"encoding/base64"
 	"encoding/json"
 	"fmt"
 	"runtime/debug"
@@ -116,8 +121,91 @@ func (a *App) InvokeConfigListeners(old, current *model.Config) {
 	}
 }
 
+// EnsureAsymmetricSigningKey ensures that an asymmetric signing key exists and future calls to
+// AsymmetricSigningKey will always return a valid signing key.
+func (a *App) ensureAsymmetricSigningKey() error {
+	if a.asymmetricSigningKey != nil {
+		return nil
+	}
+
+	var key *model.SystemAsymmetricSigningKey
+
+	result := <-a.Srv.Store.System().GetByName(model.SYSTEM_ASYMMETRIC_SIGNING_KEY)
+	if result.Err == nil {
+		if err := json.Unmarshal([]byte(result.Data.(*model.System).Value), &key); err != nil {
+			return err
+		}
+	}
+
+	// If we don't already have a key, try to generate one.
+	if key == nil {
+		newECDSAKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
+		if err != nil {
+			return err
+		}
+		newKey := &model.SystemAsymmetricSigningKey{
+			ECDSAKey: &model.SystemECDSAKey{
+				Curve: "P-256",
+				X:     newECDSAKey.X,
+				Y:     newECDSAKey.Y,
+				D:     newECDSAKey.D,
+			},
+		}
+		system := &model.System{
+			Name: model.SYSTEM_ASYMMETRIC_SIGNING_KEY,
+		}
+		v, err := json.Marshal(newKey)
+		if err != nil {
+			return err
+		}
+		system.Value = string(v)
+		if result = <-a.Srv.Store.System().Save(system); result.Err == nil {
+			// If we were able to save the key, use it, otherwise ignore the error.
+			key = newKey
+		}
+	}
+
+	// If we weren't able to save a new key above, another server must have beat us to it. Get the
+	// key from the database, and if that fails, error out.
+	if key == nil {
+		result := <-a.Srv.Store.System().GetByName(model.SYSTEM_ASYMMETRIC_SIGNING_KEY)
+		if result.Err != nil {
+			return result.Err
+		} else if err := json.Unmarshal([]byte(result.Data.(*model.System).Value), &key); err != nil {
+			return err
+		}
+	}
+
+	var curve elliptic.Curve
+	switch key.ECDSAKey.Curve {
+	case "P-256":
+		curve = elliptic.P256()
+	default:
+		return fmt.Errorf("unknown curve: " + key.ECDSAKey.Curve)
+	}
+	a.asymmetricSigningKey = &ecdsa.PrivateKey{
+		PublicKey: ecdsa.PublicKey{
+			Curve: curve,
+			X:     key.ECDSAKey.X,
+			Y:     key.ECDSAKey.Y,
+		},
+		D: key.ECDSAKey.D,
+	}
+	a.regenerateClientConfig()
+	return nil
+}
+
+// AsymmetricSigningKey will return a private key that can be used for asymmetric signing.
+func (a *App) AsymmetricSigningKey() *ecdsa.PrivateKey {
+	return a.asymmetricSigningKey
+}
+
 func (a *App) regenerateClientConfig() {
-	a.clientConfig = utils.GenerateClientConfig(a.Config(), a.DiagnosticId())
+	a.clientConfig = utils.GenerateClientConfig(a.Config(), a.DiagnosticId(), a.License())
+	if key := a.AsymmetricSigningKey(); key != nil {
+		der, _ := x509.MarshalPKIXPublicKey(&key.PublicKey)
+		a.clientConfig["AsymmetricSigningPublicKey"] = base64.StdEncoding.EncodeToString(der)
+	}
 	clientConfigJSON, _ := json.Marshal(a.clientConfig)
 	a.clientConfigHash = fmt.Sprintf("%x", md5.Sum(clientConfigJSON))
 }
@@ -166,11 +254,3 @@ func (a *App) Desanitize(cfg *model.Config) {
 		cfg.SqlSettings.DataSourceSearchReplicas[i] = actual.SqlSettings.DataSourceSearchReplicas[i]
 	}
 }
-
-// License returns the currently active license or nil if the application is unlicensed.
-func (a *App) License() *model.License {
-	if utils.IsLicensed() {
-		return utils.License()
-	}
-	return nil
-}
diff --git a/app/config_test.go b/app/config_test.go
index e3d50b958..5ee999f0f 100644
--- a/app/config_test.go
+++ b/app/config_test.go
@@ -6,6 +6,8 @@ package app
 import (
 	"testing"
 
+	"github.com/stretchr/testify/assert"
+
 	"github.com/mattermost/mattermost-server/model"
 )
 
@@ -54,3 +56,10 @@ func TestConfigListener(t *testing.T) {
 		t.Fatal("listener 2 should've been called")
 	}
 }
+
+func TestAsymmetricSigningKey(t *testing.T) {
+	th := Setup().InitBasic()
+	defer th.TearDown()
+	assert.NotNil(t, th.App.AsymmetricSigningKey())
+	assert.NotEmpty(t, th.App.ClientConfig()["AsymmetricSigningPublicKey"])
+}
diff --git a/app/diagnostics.go b/app/diagnostics.go
index 809d9ff1e..6d83d3a89 100644
--- a/app/diagnostics.go
+++ b/app/diagnostics.go
@@ -501,6 +501,7 @@ func (a *App) trackConfig() {
 
 	a.SendDiagnostic(TRACK_CONFIG_MESSAGE_EXPORT, map[string]interface{}{
 		"enable_message_export":         *cfg.MessageExportSettings.EnableExport,
+		"export_format":                 *cfg.MessageExportSettings.ExportFormat,
 		"daily_run_time":                *cfg.MessageExportSettings.DailyRunTime,
 		"default_export_from_timestamp": *cfg.MessageExportSettings.ExportFromTimestamp,
 		"batch_size":                    *cfg.MessageExportSettings.BatchSize,
diff --git a/app/email.go b/app/email.go
index 764dc017a..54a272a3b 100644
--- a/app/email.go
+++ b/app/email.go
@@ -317,5 +317,6 @@ func (a *App) NewEmailTemplate(name, locale string) *utils.HTMLTemplate {
 }
 
 func (a *App) SendMail(to, subject, htmlBody string) *model.AppError {
-	return utils.SendMailUsingConfig(to, subject, htmlBody, a.Config())
+	license := a.License()
+	return utils.SendMailUsingConfig(to, subject, htmlBody, a.Config(), license != nil && *license.Features.Compliance)
 }
diff --git a/app/file.go b/app/file.go
index d66c64adb..bb20585bb 100644
--- a/app/file.go
+++ b/app/file.go
@@ -58,7 +58,8 @@ const (
 )
 
 func (a *App) FileBackend() (utils.FileBackend, *model.AppError) {
-	return utils.NewFileBackend(&a.Config().FileSettings)
+	license := a.License()
+	return utils.NewFileBackend(&a.Config().FileSettings, license != nil && *license.Features.Compliance)
 }
 
 func (a *App) ReadFile(path string) ([]byte, *model.AppError) {
diff --git a/app/license.go b/app/license.go
index c7fd07197..efb725a20 100644
--- a/app/license.go
+++ b/app/license.go
@@ -4,16 +4,19 @@
 package app
 
 import (
+	"crypto/md5"
+	"fmt"
 	"net/http"
 	"strings"
 
 	l4g "github.com/alecthomas/log4go"
+
 	"github.com/mattermost/mattermost-server/model"
 	"github.com/mattermost/mattermost-server/utils"
 )
 
 func (a *App) LoadLicense() {
-	utils.RemoveLicense()
+	a.SetLicense(nil)
 
 	licenseId := ""
 	if result := <-a.Srv.Store.System().Get(); result.Err == nil {
@@ -36,7 +39,7 @@ func (a *App) LoadLicense() {
 
 	if result := <-a.Srv.Store.License().Get(licenseId); result.Err == nil {
 		record := result.Data.(*model.LicenseRecord)
-		utils.LoadLicense([]byte(record.Bytes))
+		a.ValidateAndSetLicenseBytes([]byte(record.Bytes))
 		l4g.Info("License key valid unlocking enterprise features.")
 	} else {
 		l4g.Info(utils.T("mattermost.load_license.find.warn"))
@@ -59,7 +62,7 @@ func (a *App) SaveLicense(licenseBytes []byte) (*model.License, *model.AppError)
 			}
 		}
 
-		if ok := utils.SetLicense(license); !ok {
+		if ok := a.SetLicense(license); !ok {
 			return nil, model.NewAppError("addLicense", model.EXPIRED_LICENSE_ERROR, nil, "", http.StatusBadRequest)
 		}
 
@@ -102,21 +105,115 @@ func (a *App) SaveLicense(licenseBytes []byte) (*model.License, *model.AppError)
 	return license, nil
 }
 
+// License returns the currently active license or nil if the application is unlicensed.
+func (a *App) License() *model.License {
+	license, _ := a.licenseValue.Load().(*model.License)
+	return license
+}
+
+func (a *App) SetLicense(license *model.License) bool {
+	defer func() {
+		a.setDefaultRolesBasedOnConfig()
+		for _, listener := range a.licenseListeners {
+			listener()
+		}
+	}()
+
+	if license != nil {
+		license.Features.SetDefaults()
+
+		if !license.IsExpired() {
+			a.licenseValue.Store(license)
+			a.clientLicenseValue.Store(utils.GetClientLicense(license))
+			return true
+		}
+	}
+
+	a.licenseValue.Store((*model.License)(nil))
+	a.SetClientLicense(map[string]string{"IsLicensed": "false"})
+	return false
+}
+
+func (a *App) ValidateAndSetLicenseBytes(b []byte) {
+	if success, licenseStr := utils.ValidateLicense(b); success {
+		license := model.LicenseFromJson(strings.NewReader(licenseStr))
+		a.SetLicense(license)
+		return
+	}
+
+	l4g.Warn(utils.T("utils.license.load_license.invalid.warn"))
+}
+
+func (a *App) SetClientLicense(m map[string]string) {
+	a.clientLicenseValue.Store(m)
+}
+
+func (a *App) ClientLicense() map[string]string {
+	clientLicense, _ := a.clientLicenseValue.Load().(map[string]string)
+	return clientLicense
+}
+
 func (a *App) RemoveLicense() *model.AppError {
-	utils.RemoveLicense()
+	if license, _ := a.licenseValue.Load().(*model.License); license == nil {
+		return nil
+	}
 
 	sysVar := &model.System{}
 	sysVar.Name = model.SYSTEM_ACTIVE_LICENSE_ID
 	sysVar.Value = ""
 
 	if result := <-a.Srv.Store.System().SaveOrUpdate(sysVar); result.Err != nil {
-		utils.RemoveLicense()
 		return result.Err
 	}
 
+	a.SetLicense(nil)
 	a.ReloadConfig()
 
 	a.InvalidateAllCaches()
 
 	return nil
 }
+
+func (a *App) AddLicenseListener(listener func()) string {
+	id := model.NewId()
+	a.licenseListeners[id] = listener
+	return id
+}
+
+func (a *App) RemoveLicenseListener(id string) {
+	delete(a.licenseListeners, id)
+}
+
+func (a *App) GetClientLicenseEtag(useSanitized bool) string {
+	value := ""
+
+	lic := a.ClientLicense()
+
+	if useSanitized {
+		lic = a.GetSanitizedClientLicense()
+	}
+
+	for k, v := range lic {
+		value += fmt.Sprintf("%s:%s;", k, v)
+	}
+
+	return model.Etag(fmt.Sprintf("%x", md5.Sum([]byte(value))))
+}
+
+func (a *App) GetSanitizedClientLicense() map[string]string {
+	sanitizedLicense := make(map[string]string)
+
+	for k, v := range a.ClientLicense() {
+		sanitizedLicense[k] = v
+	}
+
+	delete(sanitizedLicense, "Id")
+	delete(sanitizedLicense, "Name")
+	delete(sanitizedLicense, "Email")
+	delete(sanitizedLicense, "PhoneNumber")
+	delete(sanitizedLicense, "IssuedAt")
+	delete(sanitizedLicense, "StartsAt")
+	delete(sanitizedLicense, "ExpiresAt")
+
+	return sanitizedLicense
+}
diff --git a/app/license_test.go b/app/license_test.go
index 5b73d9d18..f86d604d1 100644
--- a/app/license_test.go
+++ b/app/license_test.go
@@ -4,8 +4,9 @@
 package app
 
 import (
-	//"github.com/mattermost/mattermost-server/model"
 	"testing"
+
+	"github.com/mattermost/mattermost-server/model"
 )
 
 func TestLoadLicense(t *testing.T) {
@@ -37,3 +38,75 @@ func TestRemoveLicense(t *testing.T) {
 		t.Fatal("should have removed license")
 	}
 }
+
+func TestSetLicense(t *testing.T) {
+	th := Setup()
+	defer th.TearDown()
+
+	l1 := &model.License{}
+	l1.Features = &model.Features{}
+	l1.Customer = &model.Customer{}
+	l1.StartsAt = model.GetMillis() - 1000
+	l1.ExpiresAt = model.GetMillis() + 100000
+	if ok := th.App.SetLicense(l1); !ok {
+		t.Fatal("license should have worked")
+	}
+
+	l2 := &model.License{}
+	l2.Features = &model.Features{}
+	l2.Customer = &model.Customer{}
+	l2.StartsAt = model.GetMillis() - 1000
+	l2.ExpiresAt = model.GetMillis() - 100
+	if ok := th.App.SetLicense(l2); ok {
+		t.Fatal("license should have failed")
+	}
+
+	l3 := &model.License{}
+	l3.Features = &model.Features{}
+	l3.Customer = &model.Customer{}
+	l3.StartsAt = model.GetMillis() + 10000
+	l3.ExpiresAt = model.GetMillis() + 100000
+	if ok := th.App.SetLicense(l3); !ok {
+		t.Fatal("license should have passed")
+	}
+}
+
+func TestClientLicenseEtag(t *testing.T) {
+	th := Setup()
+	defer th.TearDown()
+
+	etag1 := th.App.GetClientLicenseEtag(false)
+
+	th.App.SetClientLicense(map[string]string{"SomeFeature": "true", "IsLicensed": "true"})
+
+	etag2 := th.App.GetClientLicenseEtag(false)
+	if etag1 == etag2 {
+		t.Fatal("etags should not match")
+	}
+
+	th.App.SetClientLicense(map[string]string{"SomeFeature": "true", "IsLicensed": "false"})
+
+	etag3 := th.App.GetClientLicenseEtag(false)
+	if etag2 == etag3 {
+		t.Fatal("etags should not match")
+	}
+}
+
+func TestGetSanitizedClientLicense(t *testing.T) {
+	th := Setup()
+	defer th.TearDown()
+
+	l1 := &model.License{}
+	l1.Features = &model.Features{}
+	l1.Customer = &model.Customer{}
+	l1.Customer.Name = "TestName"
+	l1.StartsAt = model.GetMillis() - 1000
+	l1.ExpiresAt = model.GetMillis() + 100000
+	th.App.SetLicense(l1)
+
+	m := th.App.GetSanitizedClientLicense()
+
+	if _, ok := m["Name"]; ok {
+		t.Fatal("should have been sanatized")
+	}
+}
diff --git a/app/plugin.go b/app/plugin.go
index 3f06a000f..fe671d26a 100644
--- a/app/plugin.go
+++ b/app/plugin.go
@@ -565,6 +565,7 @@ func (a *App) RegisterPluginCommand(pluginId string, command *model.Command) err
 		TeamId:           command.TeamId,
 		AutoComplete:     command.AutoComplete,
 		AutoCompleteDesc: command.AutoCompleteDesc,
+		AutoCompleteHint: command.AutoCompleteHint,
 		DisplayName:      command.DisplayName,
 	}
 
diff --git a/app/role.go b/app/role.go
index 5f39dd623..9f271ea7a 100644
--- a/app/role.go
+++ b/app/role.go
@@ -12,8 +12,6 @@ func (a *App) Role(id string) *model.Role {
 	return a.roles[id]
 }
 
-// Updates the roles based on the app config and the global license check. You may need to invoke
-// this when license changes are made.
-func (a *App) SetDefaultRolesBasedOnConfig() {
-	a.roles = utils.DefaultRolesBasedOnConfig(a.Config())
+func (a *App) setDefaultRolesBasedOnConfig() {
+	a.roles = utils.DefaultRolesBasedOnConfig(a.Config(), a.License() != nil)
 }
diff --git a/app/server.go b/app/server.go
index 1659908b6..afa282ad6 100644
--- a/app/server.go
+++ b/app/server.go
@@ -17,6 +17,7 @@ import (
 	l4g "github.com/alecthomas/log4go"
 	"github.com/gorilla/handlers"
 	"github.com/gorilla/mux"
+	"github.com/pkg/errors"
 	"golang.org/x/crypto/acme/autocert"
 
 	"github.com/mattermost/mattermost-server/model"
@@ -116,7 +117,7 @@ func redirectHTTPToHTTPS(w http.ResponseWriter, r *http.Request) {
 	http.Redirect(w, r, url.String(), http.StatusFound)
 }
 
-func (a *App) StartServer() {
+func (a *App) StartServer() error {
 	l4g.Info(utils.T("api.server.start_server.starting.info"))
 
 	var handler http.Handler = &CorsWrapper{a.Config, a.Srv.Router}
@@ -126,8 +127,7 @@ func (a *App) StartServer() {
 
 		rateLimiter, err := NewRateLimiter(&a.Config().RateLimitSettings)
 		if err != nil {
-			l4g.Critical(err.Error())
-			return
+			return err
 		}
 
 		a.Srv.RateLimiter = rateLimiter
@@ -151,8 +151,8 @@ func (a *App) StartServer() {
 
 	listener, err := net.Listen("tcp", addr)
 	if err != nil {
-		l4g.Critical(utils.T("api.server.start_server.starting.critical"), err)
-		return
+		errors.Wrapf(err, utils.T("api.server.start_server.starting.critical"), err)
+		return err
 	}
 	a.Srv.ListenAddr = listener.Addr().(*net.TCPAddr)
 
@@ -214,6 +214,8 @@ func (a *App) StartServer() {
 		}
 		close(a.Srv.didFinishListen)
 	}()
+
+	return nil
 }
 
 type tcpKeepAliveListener struct {
diff --git a/app/server_test.go b/app/server_test.go
new file mode 100644
index 000000000..de358b976
--- /dev/null
+++ b/app/server_test.go
@@ -0,0 +1,50 @@
+// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package app
+
+import (
+	"testing"
+
+	"github.com/mattermost/mattermost-server/model"
+	"github.com/stretchr/testify/require"
+)
+
+func TestStartServerSuccess(t *testing.T) {
+	a, err := New()
+	require.NoError(t, err)
+
+	a.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ListenAddress = ":0" })
+	serverErr := a.StartServer()
+	a.Shutdown()
+	require.NoError(t, serverErr)
+}
+
+func TestStartServerRateLimiterCriticalError(t *testing.T) {
+	a, err := New()
+	require.NoError(t, err)
+
+	// Attempt to use Rate Limiter with an invalid config
+	a.UpdateConfig(func(cfg *model.Config) {
+		*cfg.RateLimitSettings.Enable   = true
+		*cfg.RateLimitSettings.MaxBurst = -100
+	})
+
+	serverErr := a.StartServer()
+	a.Shutdown()
+	require.Error(t, serverErr)
+}
+
+func TestStartServerPortUnavailable(t *testing.T) {
+	a, err := New()
+	require.NoError(t, err)
+
+	// Attempt to listen on a system-reserved port
+	a.UpdateConfig(func(cfg *model.Config) {
+		*cfg.ServiceSettings.ListenAddress = ":21"
+	})
+
+	serverErr := a.StartServer()
+	a.Shutdown()
+	require.Error(t, serverErr)
+}
diff --git a/app/session_test.go b/app/session_test.go
index bca3b59b7..bf8198a4e 100644
--- a/app/session_test.go
+++ b/app/session_test.go
@@ -6,11 +6,10 @@ package app
 import (
 	"testing"
 
-	"github.com/mattermost/mattermost-server/model"
-	"github.com/mattermost/mattermost-server/utils"
-
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+
+	"github.com/mattermost/mattermost-server/model"
 )
 
 func TestCache(t *testing.T) {
@@ -48,18 +47,7 @@ func TestGetSessionIdleTimeoutInMinutes(t *testing.T) {
 
 	session, _ = th.App.CreateSession(session)
 
-	isLicensed := utils.IsLicensed()
-	license := utils.License()
-	timeout := *th.App.Config().ServiceSettings.SessionIdleTimeoutInMinutes
-	defer func() {
-		utils.SetIsLicensed(isLicensed)
-		utils.SetLicense(license)
-		th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.SessionIdleTimeoutInMinutes = timeout })
-	}()
-	utils.SetIsLicensed(true)
-	utils.SetLicense(&model.License{Features: &model.Features{}})
-	utils.License().Features.SetDefaults()
-	*utils.License().Features.Compliance = true
+	th.App.SetLicense(model.NewTestLicense("compliance"))
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.SessionIdleTimeoutInMinutes = 5 })
 
 	rsession, err := th.App.GetSession(session.Token)
@@ -122,7 +110,7 @@ func TestGetSessionIdleTimeoutInMinutes(t *testing.T) {
 	assert.Nil(t, err)
 
 	// Test regular session with license off, should not timeout
-	*utils.License().Features.Compliance = false
+	th.App.SetLicense(nil)
 
 	session = &model.Session{
 		UserId: model.NewId(),
@@ -136,7 +124,7 @@ func TestGetSessionIdleTimeoutInMinutes(t *testing.T) {
 	_, err = th.App.GetSession(session.Token)
 	assert.Nil(t, err)
 
-	*utils.License().Features.Compliance = true
+	th.App.SetLicense(model.NewTestLicense("compliance"))
 
 	// Test regular session with timeout set to 0, should not timeout
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.SessionIdleTimeoutInMinutes = 0 })
diff --git a/cmd/platform/channel.go b/cmd/platform/channel.go
index 98bdcebb8..5d86ad9da 100644
--- a/cmd/platform/channel.go
+++ b/cmd/platform/channel.go
@@ -106,6 +106,8 @@ func init() {
 	channelCreateCmd.Flags().String("purpose", "", "Channel purpose")
 	channelCreateCmd.Flags().Bool("private", false, "Create a private channel.")
 
+	moveChannelsCmd.Flags().String("username", "", "Required. Username who is moving the channel.")
+
 	deleteChannelsCmd.Flags().Bool("confirm", false, "Confirm you really want to delete the channels.")
 
 	modifyChannelCmd.Flags().Bool("private", false, "Convert the channel to a private channel")
@@ -319,26 +321,33 @@ func moveChannelsCmdF(cmd *cobra.Command, args []string) error {
 		return errors.New("Unable to find destination team '" + args[0] + "'")
 	}
 
+	username, erru := cmd.Flags().GetString("username")
+	if erru != nil || username == "" {
+		return errors.New("Username is required")
+	}
+	user := getUserFromUserArg(a, username)
+
 	channels := getChannelsFromChannelArgs(a, args[1:])
 	for i, channel := range channels {
 		if channel == nil {
 			CommandPrintErrorln("Unable to find channel '" + args[i] + "'")
 			continue
 		}
-		if err := moveChannel(a, team, channel); err != nil {
+		originTeamID := channel.TeamId
+		if err := moveChannel(a, team, channel, user); err != nil {
 			CommandPrintErrorln("Unable to move channel '" + channel.Name + "' error: " + err.Error())
 		} else {
-			CommandPrettyPrintln("Moved channel '" + channel.Name + "'")
+			CommandPrettyPrintln("Moved channel '" + channel.Name + "' to " + team.Name + "(" + team.Id + ") from " + originTeamID + ".")
 		}
 	}
 
 	return nil
 }
 
-func moveChannel(a *app.App, team *model.Team, channel *model.Channel) *model.AppError {
+func moveChannel(a *app.App, team *model.Team, channel *model.Channel, user *model.User) *model.AppError {
 	oldTeamId := channel.TeamId
 
-	if err := a.MoveChannel(team, channel); err != nil {
+	if err := a.MoveChannel(team, channel, user); err != nil {
 		return err
 	}
 
diff --git a/cmd/platform/channel_test.go b/cmd/platform/channel_test.go
index 1e6915679..cf8603cf3 100644
--- a/cmd/platform/channel_test.go
+++ b/cmd/platform/channel_test.go
@@ -44,6 +44,33 @@ func TestRemoveChannel(t *testing.T) {
 	checkCommand(t, "channel", "remove", th.BasicTeam.Name+":"+channel.Name, th.BasicUser2.Email)
 }
 
+func TestMoveChannel(t *testing.T) {
+	th := api.Setup().InitBasic()
+	defer th.TearDown()
+
+	client := th.BasicClient
+	team1 := th.BasicTeam
+	team2 := th.CreateTeam(client)
+	user1 := th.BasicUser
+	th.LinkUserToTeam(user1, team2)
+	channel := th.BasicChannel
+
+	th.LinkUserToTeam(user1, team1)
+	th.LinkUserToTeam(user1, team2)
+
+	adminEmail := user1.Email
+	adminUsername := user1.Username
+	origin := team1.Name + ":" + channel.Name
+	dest := team2.Name
+
+	checkCommand(t, "channel", "add", origin, adminEmail)
+
+	// should fail with nill because errors are logged instead of returned when a channel does not exist
+	require.Nil(t, runCommand(t, "channel", "move", dest, team1.Name+":doesnotexist", "--username", adminUsername))
+
+	checkCommand(t, "channel", "move", dest, origin, "--username", adminUsername)
+}
+
 func TestListChannels(t *testing.T) {
 	th := api.Setup().InitBasic()
 	defer th.TearDown()
diff --git a/cmd/platform/jobserver.go b/cmd/platform/jobserver.go
index e664136c0..044ee6b6a 100644
--- a/cmd/platform/jobserver.go
+++ b/cmd/platform/jobserver.go
@@ -35,7 +35,7 @@ func jobserverCmdF(cmd *cobra.Command, args []string) {
 	defer l4g.Close()
 	defer a.Shutdown()
 
-	a.Jobs.LoadLicense()
+	a.LoadLicense()
 
 	// Run jobs
 	l4g.Info("Starting Mattermost job server")
diff --git a/cmd/platform/server.go b/cmd/platform/server.go
index e3742cef6..1b411cf20 100644
--- a/cmd/platform/server.go
+++ b/cmd/platform/server.go
@@ -42,10 +42,11 @@ func runServerCmd(cmd *cobra.Command, args []string) error {
 
 	disableConfigWatch, _ := cmd.Flags().GetBool("disableconfigwatch")
 
-	return runServer(config, disableConfigWatch)
+	interruptChan := make(chan os.Signal, 1)
+	return runServer(config, disableConfigWatch, interruptChan)
 }
 
-func runServer(configFileLocation string, disableConfigWatch bool) error {
+func runServer(configFileLocation string, disableConfigWatch bool, interruptChan chan os.Signal) error {
 	options := []app.Option{app.ConfigFile(configFileLocation)}
 	if disableConfigWatch {
 		options = append(options, app.DisableConfigWatch)
@@ -53,7 +54,7 @@ func runServer(configFileLocation string, disableConfigWatch bool) error {
 
 	a, err := app.New(options...)
 	if err != nil {
-		l4g.Error(err.Error())
+		l4g.Critical(err.Error())
 		return err
 	}
 	defer a.Shutdown()
@@ -87,7 +88,12 @@ func runServer(configFileLocation string, disableConfigWatch bool) error {
 		}
 	})
 
-	a.StartServer()
+	serverErr := a.StartServer()
+	if serverErr != nil {
+		l4g.Critical(serverErr.Error())
+		return serverErr
+	}
+
 	api4.Init(a, a.Srv.Router, false)
 	api3 := api.Init(a, a.Srv.Router)
 	wsapi.Init(a, a.Srv.WebSocketRouter)
@@ -160,9 +166,8 @@ func runServer(configFileLocation string, disableConfigWatch bool) error {
 
 	// wait for kill signal before attempting to gracefully shutdown
 	// the running service
-	c := make(chan os.Signal, 1)
-	signal.Notify(c, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)
-	<-c
+	signal.Notify(interruptChan, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)
+	<-interruptChan
 
 	if a.Cluster != nil {
 		a.Cluster.StopInterNodeCommunication()
diff --git a/cmd/platform/server_test.go b/cmd/platform/server_test.go
new file mode 100644
index 000000000..15f9a357a
--- /dev/null
+++ b/cmd/platform/server_test.go
@@ -0,0 +1,72 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package main
+
+import (
+	"io/ioutil"
+	"os"
+	"syscall"
+	"testing"
+
+	"github.com/mattermost/mattermost-server/jobs"
+	"github.com/mattermost/mattermost-server/utils"
+	"github.com/stretchr/testify/require"
+)
+
+type ServerTestHelper struct {
+	configPath         string
+	disableConfigWatch bool
+	interruptChan      chan os.Signal
+	originalInterval   int
+}
+
+func SetupServerTest() *ServerTestHelper {
+	// Build a channel that will be used by the server to receive system signals…
+	interruptChan := make(chan os.Signal, 1)
+	// …and sent it immediately a SIGINT value.
+	// This will make the server loop stop as soon as it started successfully.
+	interruptChan <- syscall.SIGINT
+
+	// Let jobs poll for termination every 0.2s (instead of every 15s by default)
+	// Otherwise we would have to wait the whole polling duration before the test
+	// terminates.
+	originalInterval := jobs.DEFAULT_WATCHER_POLLING_INTERVAL
+	jobs.DEFAULT_WATCHER_POLLING_INTERVAL = 200
+
+	th := &ServerTestHelper{
+		configPath:         utils.FindConfigFile("config.json"),
+		disableConfigWatch: true,
+		interruptChan:      interruptChan,
+		originalInterval:   originalInterval,
+	}
+	return th
+}
+
+func (th *ServerTestHelper) TearDownServerTest() {
+	jobs.DEFAULT_WATCHER_POLLING_INTERVAL = th.originalInterval
+}
+
+func TestRunServerSuccess(t *testing.T) {
+	th := SetupServerTest()
+	defer th.TearDownServerTest()
+
+	err := runServer(th.configPath, th.disableConfigWatch, th.interruptChan)
+	require.NoError(t, err)
+}
+
+func TestRunServerInvalidConfigFile(t *testing.T) {
+	th := SetupServerTest()
+	defer th.TearDownServerTest()
+
+	// Start the server with an unreadable config file
+	unreadableConfigFile, err := ioutil.TempFile("", "mattermost-unreadable-config-file-")
+	if err != nil {
+		panic(err)
+	}
+	os.Chmod(unreadableConfigFile.Name(), 0200)
+	defer os.Remove(unreadableConfigFile.Name())
+
+	err = runServer(unreadableConfigFile.Name(), th.disableConfigWatch, th.interruptChan)
+	require.Error(t, err)
+}
diff --git a/cmd/platform/test.go b/cmd/platform/test.go
index 036df07de..9ab3fbb36 100644
--- a/cmd/platform/test.go
+++ b/cmd/platform/test.go
@@ -53,7 +53,11 @@ func webClientTestsCmdF(cmd *cobra.Command, args []string) error {
 	defer a.Shutdown()
 
 	utils.InitTranslations(a.Config().LocalizationSettings)
-	a.StartServer()
+	serverErr := a.StartServer()
+	if serverErr != nil {
+		return serverErr
+	}
+
 	api4.Init(a, a.Srv.Router, false)
 	api.Init(a, a.Srv.Router)
 	wsapi.Init(a, a.Srv.WebSocketRouter)
@@ -71,7 +75,11 @@ func serverForWebClientTestsCmdF(cmd *cobra.Command, args []string) error {
 	defer a.Shutdown()
 
 	utils.InitTranslations(a.Config().LocalizationSettings)
-	a.StartServer()
+	serverErr := a.StartServer()
+	if serverErr != nil {
+		return serverErr
+	}
+
 	api4.Init(a, a.Srv.Router, false)
 	api.Init(a, a.Srv.Router)
 	wsapi.Init(a, a.Srv.WebSocketRouter)
diff --git a/i18n/en.json b/i18n/en.json
index 4365a44fb..de910fca8 100644
--- a/i18n/en.json
+++ b/i18n/en.json
@@ -132,10 +132,6 @@
     "translation": "Unable to upload file. File is too large."
   },
   {
-    "id": "api.api.init.parsing_templates.debug",
-    "translation": "Parsing server templates at %v"
-  },
-  {
     "id": "api.api.init.parsing_templates.error",
     "translation": "Failed to parse server templates %v"
   },
@@ -3135,6 +3131,14 @@
     "translation": "Cannot move a channel unless all its members are already members of the destination team."
   },
   {
+    "id": "api.team.move_channel.success",
+    "translation": "This channel has been moved to this team from %v."
+  },
+  {
+    "id": "api.team.move_channel.post.error",
+    "translation": "Failed to post channel move message."
+  },
+  {
     "id": "app.channel.post_update_channel_purpose_message.post.error",
     "translation": "Failed to post channel purpose message"
   },
@@ -4859,6 +4863,14 @@
     "translation": "Message export job BatchSize must be a positive integer"
   },
   {
+    "id": "model.config.is_valid.message_export.export_type.app_error",
+    "translation": "Message export job ExportFormat must be one of either 'actiance' or 'globalrelay'"
+  },
+  {
+    "id": "model.config.is_valid.message_export.global_relay_email_address.app_error",
+    "translation": "Message export job GlobalRelayEmailAddress must be set to a valid email address"
+  },
+  {
     "id": "model.config.is_valid.message_export.daily_runtime.app_error",
     "translation": "Message export job DailyRuntime must be a 24-hour time stamp in the form HH:MM."
   },
@@ -7083,6 +7095,10 @@
     "translation": "Failed to authenticate on SMTP server"
   },
   {
+    "id": "utils.mail.sendMail.attachments.write_error",
+    "translation": "Failed to write attachment to email"
+  },
+  {
     "id": "utils.mail.new_client.helo.error",
     "translation": "Failed to to set the HELO to SMTP server %v"
   },
@@ -7159,10 +7175,6 @@
     "translation": "Failed to create directory watcher %v"
   },
   {
-    "id": "web.dir_fail.error",
-    "translation": "Failed in directory watcher %v"
-  },
-  {
     "id": "web.do_load_channel.error",
     "translation": "Error in getting users profile for id=%v forcing logout"
   },
@@ -7267,18 +7279,10 @@
     "translation": "Parsing templates at %v"
   },
   {
-    "id": "web.parsing_templates.error",
-    "translation": "Failed to parse templates %v"
-  },
-  {
     "id": "web.post_permalink.app_error",
     "translation": "Invalid Post ID"
   },
   {
-    "id": "web.reparse_templates.info",
-    "translation": "Re-parsing templates because of modified file %v"
-  },
-  {
     "id": "web.reset_password.expired_link.app_error",
     "translation": "The password reset link has expired"
   },
diff --git a/jobs/jobs_watcher.go b/jobs/jobs_watcher.go
index f519e7cca..eaa3a4e73 100644
--- a/jobs/jobs_watcher.go
+++ b/jobs/jobs_watcher.go
@@ -11,9 +11,9 @@ import (
 	"github.com/mattermost/mattermost-server/model"
 )
 
-const (
-	DEFAULT_WATCHER_POLLING_INTERVAL = 15000
-)
+// Default polling interval for jobs termination.
+// (Defining as `var` rather than `const` allows tests to lower the interval.)
+var DEFAULT_WATCHER_POLLING_INTERVAL = 15000
 
 type Watcher struct {
 	srv     *JobServer
diff --git a/jobs/server.go b/jobs/server.go
index 4015d581e..01cf821dc 100644
--- a/jobs/server.go
+++ b/jobs/server.go
@@ -4,12 +4,9 @@
 package jobs
 
 import (
-	l4g "github.com/alecthomas/log4go"
-
 	ejobs "github.com/mattermost/mattermost-server/einterfaces/jobs"
 	"github.com/mattermost/mattermost-server/model"
 	"github.com/mattermost/mattermost-server/store"
-	"github.com/mattermost/mattermost-server/utils"
 )
 
 type ConfigService interface {
@@ -50,36 +47,6 @@ func (srv *JobServer) Config() *model.Config {
 	return srv.ConfigService.Config()
 }
 
-func (srv *JobServer) LoadLicense() {
-	licenseId := ""
-	if result := <-srv.Store.System().Get(); result.Err == nil {
-		props := result.Data.(model.StringMap)
-		licenseId = props[model.SYSTEM_ACTIVE_LICENSE_ID]
-	}
-
-	var licenseBytes []byte
-
-	if len(licenseId) != 26 {
-		// Lets attempt to load the file from disk since it was missing from the DB
-		_, licenseBytes = utils.GetAndValidateLicenseFileFromDisk(*srv.ConfigService.Config().ServiceSettings.LicenseFileLocation)
-	} else {
-		if result := <-srv.Store.License().Get(licenseId); result.Err == nil {
-			record := result.Data.(*model.LicenseRecord)
-			licenseBytes = []byte(record.Bytes)
-			l4g.Info("License key valid unlocking enterprise features.")
-		} else {
-			l4g.Info(utils.T("mattermost.load_license.find.warn"))
-		}
-	}
-
-	if licenseBytes != nil {
-		utils.LoadLicense(licenseBytes)
-		l4g.Info("License key valid unlocking enterprise features.")
-	} else {
-		l4g.Info(utils.T("mattermost.load_license.find.warn"))
-	}
-}
-
 func (srv *JobServer) StartWorkers() {
 	srv.Workers = srv.InitWorkers().Start()
 }
diff --git a/jobs/server_test.go b/jobs/server_test.go
deleted file mode 100644
index 3b5ef6f3d..000000000
--- a/jobs/server_test.go
+++ /dev/null
@@ -1,39 +0,0 @@
-// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
-// See License.txt for license information.
-
-package jobs
-
-import (
-	"testing"
-
-	"github.com/mattermost/mattermost-server/model"
-	"github.com/mattermost/mattermost-server/store"
-	"github.com/mattermost/mattermost-server/store/storetest"
-	"github.com/mattermost/mattermost-server/utils"
-)
-
-func TestJobServer_LoadLicense(t *testing.T) {
-	if utils.T == nil {
-		utils.TranslationsPreInit()
-	}
-
-	mockStore := &storetest.Store{}
-	defer mockStore.AssertExpectations(t)
-
-	server := &JobServer{
-		Store: mockStore,
-	}
-
-	mockStore.SystemStore.On("Get").Return(storetest.NewStoreChannel(store.StoreResult{
-		Data: model.StringMap{
-			model.SYSTEM_ACTIVE_LICENSE_ID: "thelicenseid00000000000000",
-		},
-	}))
-	mockStore.LicenseStore.On("Get", "thelicenseid00000000000000").Return(storetest.NewStoreChannel(store.StoreResult{
-		Data: &model.LicenseRecord{
-			Id: "thelicenseid00000000000000",
-		},
-	}))
-
-	server.LoadLicense()
-}
diff --git a/model/channel_member_history.go b/model/channel_member_history.go
index bc71b580a..47c59d54e 100644
--- a/model/channel_member_history.go
+++ b/model/channel_member_history.go
@@ -6,7 +6,10 @@ package model
 type ChannelMemberHistory struct {
 	ChannelId string
 	UserId    string
-	UserEmail string `db:"Email"`
 	JoinTime  int64
 	LeaveTime *int64
+
+	// these two fields are never set in the database - when we SELECT, we join on Users to get them
+	UserEmail string `db:"Email"`
+	Username  string
 }
diff --git a/model/client4.go b/model/client4.go
index 0694ecbdf..962b816bb 100644
--- a/model/client4.go
+++ b/model/client4.go
@@ -1729,7 +1729,7 @@ func (c *Client4) RemoveUserFromChannel(channelId, userId string) (bool, *Respon
 
 // CreatePost creates a post based on the provided post struct.
 func (c *Client4) CreatePost(post *Post) (*Post, *Response) {
-	if r, err := c.DoApiPost(c.GetPostsRoute(), post.ToJson()); err != nil {
+	if r, err := c.DoApiPost(c.GetPostsRoute(), post.ToUnsanitizedJson()); err != nil {
 		return nil, BuildErrorResponse(r, err)
 	} else {
 		defer closeBody(r)
@@ -1739,7 +1739,7 @@ func (c *Client4) CreatePost(post *Post) (*Post, *Response) {
 
 // UpdatePost updates a post based on the provided post struct.
 func (c *Client4) UpdatePost(postId string, post *Post) (*Post, *Response) {
-	if r, err := c.DoApiPut(c.GetPostRoute(postId), post.ToJson()); err != nil {
+	if r, err := c.DoApiPut(c.GetPostRoute(postId), post.ToUnsanitizedJson()); err != nil {
 		return nil, BuildErrorResponse(r, err)
 	} else {
 		defer closeBody(r)
diff --git a/model/client4_test.go b/model/client4_test.go
new file mode 100644
index 000000000..f7923fa8f
--- /dev/null
+++ b/model/client4_test.go
@@ -0,0 +1,58 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package model
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+// https://github.com/mattermost/mattermost-server/issues/8205
+func TestClient4CreatePost(t *testing.T) {
+	post := &Post{
+		Props: map[string]interface{}{
+			"attachments": []*SlackAttachment{
+				&SlackAttachment{
+					Actions: []*PostAction{
+						&PostAction{
+							Integration: &PostActionIntegration{
+								Context: map[string]interface{}{
+									"foo": "bar",
+								},
+								URL: "http://foo.com",
+							},
+							Name: "Foo",
+						},
+					},
+				},
+			},
+		},
+	}
+
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		attachments := PostFromJson(r.Body).Attachments()
+		assert.Equal(t, []*SlackAttachment{
+			&SlackAttachment{
+				Actions: []*PostAction{
+					&PostAction{
+						Integration: &PostActionIntegration{
+							Context: map[string]interface{}{
+								"foo": "bar",
+							},
+							URL: "http://foo.com",
+						},
+						Name: "Foo",
+					},
+				},
+			},
+		}, attachments)
+	}))
+
+	client := NewAPIv4Client(server.URL)
+	_, resp := client.CreatePost(post)
+	assert.Equal(t, http.StatusOK, resp.StatusCode)
+}
diff --git a/model/config.go b/model/config.go
index 20011f7cb..9010eaeae 100644
--- a/model/config.go
+++ b/model/config.go
@@ -158,6 +158,9 @@ const (
 
 	PLUGIN_SETTINGS_DEFAULT_DIRECTORY        = "./plugins"
 	PLUGIN_SETTINGS_DEFAULT_CLIENT_DIRECTORY = "./client/plugins"
+
+	COMPLIANCE_EXPORT_TYPE_ACTIANCE    = "actiance"
+	COMPLIANCE_EXPORT_TYPE_GLOBALRELAY = "globalrelay"
 )
 
 type ServiceSettings struct {
@@ -1623,9 +1626,13 @@ func (s *PluginSettings) SetDefaults() {
 
 type MessageExportSettings struct {
 	EnableExport        *bool
+	ExportFormat        *string
 	DailyRunTime        *string
 	ExportFromTimestamp *int64
 	BatchSize           *int
+
+	// formatter-specific settings - these are only expected to be non-nil if ExportFormat is set to the associated format
+	GlobalRelayEmailAddress *string
 }
 
 func (s *MessageExportSettings) SetDefaults() {
@@ -1633,6 +1640,10 @@ func (s *MessageExportSettings) SetDefaults() {
 		s.EnableExport = NewBool(false)
 	}
 
+	if s.ExportFormat == nil {
+		s.ExportFormat = NewString(COMPLIANCE_EXPORT_TYPE_ACTIANCE)
+	}
+
 	if s.DailyRunTime == nil {
 		s.DailyRunTime = NewString("01:00")
 	}
@@ -2170,6 +2181,16 @@ func (mes *MessageExportSettings) isValid(fs FileSettings) *AppError {
 			return NewAppError("Config.IsValid", "model.config.is_valid.message_export.daily_runtime.app_error", nil, err.Error(), http.StatusBadRequest)
 		} else if mes.BatchSize == nil || *mes.BatchSize < 0 {
 			return NewAppError("Config.IsValid", "model.config.is_valid.message_export.batch_size.app_error", nil, "", http.StatusBadRequest)
+		} else if mes.ExportFormat == nil || (*mes.ExportFormat != COMPLIANCE_EXPORT_TYPE_ACTIANCE && *mes.ExportFormat != COMPLIANCE_EXPORT_TYPE_GLOBALRELAY) {
+			return NewAppError("Config.IsValid", "model.config.is_valid.message_export.export_type.app_error", nil, "", http.StatusBadRequest)
+		}
+
+		if *mes.ExportFormat == COMPLIANCE_EXPORT_TYPE_GLOBALRELAY {
+			// validating email addresses is hard - just make sure it contains an '@' sign
+			// see https://stackoverflow.com/questions/201323/using-a-regular-expression-to-validate-an-email-address
+			if mes.GlobalRelayEmailAddress == nil || !strings.Contains(*mes.GlobalRelayEmailAddress, "@") {
+				return NewAppError("Config.IsValid", "model.config.is_valid.message_export.global_relay_email_address.app_error", nil, "", http.StatusBadRequest)
+			}
 		}
 	}
 	return nil
diff --git a/model/config_test.go b/model/config_test.go
index 5510c40d0..919f73fd7 100644
--- a/model/config_test.go
+++ b/model/config_test.go
@@ -136,7 +136,7 @@ func TestMessageExportSettingsIsValidBatchSizeInvalid(t *testing.T) {
 	require.Error(t, mes.isValid(*fs))
 }
 
-func TestMessageExportSettingsIsValid(t *testing.T) {
+func TestMessageExportSettingsIsValidExportFormatInvalid(t *testing.T) {
 	fs := &FileSettings{
 		DriverName: NewString("foo"), // bypass file location check
 	}
@@ -147,6 +147,55 @@ func TestMessageExportSettingsIsValid(t *testing.T) {
 		BatchSize:           NewInt(100),
 	}
 
+	// should fail fast because export format isn't set
+	require.Error(t, mes.isValid(*fs))
+}
+
+func TestMessageExportSettingsIsValidGlobalRelayEmailAddressInvalid(t *testing.T) {
+	fs := &FileSettings{
+		DriverName: NewString("foo"), // bypass file location check
+	}
+	mes := &MessageExportSettings{
+		EnableExport:        NewBool(true),
+		ExportFormat:        NewString(COMPLIANCE_EXPORT_TYPE_GLOBALRELAY),
+		ExportFromTimestamp: NewInt64(0),
+		DailyRunTime:        NewString("15:04"),
+		BatchSize:           NewInt(100),
+	}
+
+	// should fail fast because global relay email address isn't set
+	require.Error(t, mes.isValid(*fs))
+}
+
+func TestMessageExportSettingsIsValidActiance(t *testing.T) {
+	fs := &FileSettings{
+		DriverName: NewString("foo"), // bypass file location check
+	}
+	mes := &MessageExportSettings{
+		EnableExport:        NewBool(true),
+		ExportFormat:        NewString(COMPLIANCE_EXPORT_TYPE_ACTIANCE),
+		ExportFromTimestamp: NewInt64(0),
+		DailyRunTime:        NewString("15:04"),
+		BatchSize:           NewInt(100),
+	}
+
+	// should pass because everything is valid
+	require.Nil(t, mes.isValid(*fs))
+}
+
+func TestMessageExportSettingsIsValidGlobalRelay(t *testing.T) {
+	fs := &FileSettings{
+		DriverName: NewString("foo"), // bypass file location check
+	}
+	mes := &MessageExportSettings{
+		EnableExport:            NewBool(true),
+		ExportFormat:            NewString(COMPLIANCE_EXPORT_TYPE_GLOBALRELAY),
+		ExportFromTimestamp:     NewInt64(0),
+		DailyRunTime:            NewString("15:04"),
+		BatchSize:               NewInt(100),
+		GlobalRelayEmailAddress: NewString("test@mattermost.com"),
+	}
+
 	// should pass because everything is valid
 	require.Nil(t, mes.isValid(*fs))
 }
@@ -159,6 +208,7 @@ func TestMessageExportSetDefaults(t *testing.T) {
 	require.Equal(t, "01:00", *mes.DailyRunTime)
 	require.Equal(t, int64(0), *mes.ExportFromTimestamp)
 	require.Equal(t, 10000, *mes.BatchSize)
+	require.Equal(t, COMPLIANCE_EXPORT_TYPE_ACTIANCE, *mes.ExportFormat)
 }
 
 func TestMessageExportSetDefaultsExportEnabledExportFromTimestampNil(t *testing.T) {
diff --git a/model/license.go b/model/license.go
index f96cba06c..942a18d55 100644
--- a/model/license.go
+++ b/model/license.go
@@ -173,6 +173,25 @@ func (l *License) ToJson() string {
 	return string(b)
 }
 
+// NewTestLicense returns a license that expires in the future and has the given features.
+func NewTestLicense(features ...string) *License {
+	ret := &License{
+		ExpiresAt: GetMillis() + 90*24*60*60*1000,
+		Customer:  &Customer{},
+		Features:  &Features{},
+	}
+	ret.Features.SetDefaults()
+
+	featureMap := map[string]bool{}
+	for _, feature := range features {
+		featureMap[feature] = true
+	}
+	featureJson, _ := json.Marshal(featureMap)
+	json.Unmarshal(featureJson, &ret.Features)
+
+	return ret
+}
+
 func LicenseFromJson(data io.Reader) *License {
 	var o *License
 	json.NewDecoder(data).Decode(&o)
diff --git a/model/message_export.go b/model/message_export.go
index b59b114d4..22641deee 100644
--- a/model/message_export.go
+++ b/model/message_export.go
@@ -9,6 +9,7 @@ type MessageExport struct {
 
 	UserId    *string
 	UserEmail *string
+	Username  *string
 
 	PostId       *string
 	PostCreateAt *int64
diff --git a/model/post.go b/model/post.go
index 391b948f4..4a774b5d4 100644
--- a/model/post.go
+++ b/model/post.go
@@ -28,6 +28,7 @@ const (
 	POST_ADD_REMOVE             = "system_add_remove" // Deprecated, use POST_ADD_TO_CHANNEL or POST_REMOVE_FROM_CHANNEL instead
 	POST_ADD_TO_CHANNEL         = "system_add_to_channel"
 	POST_REMOVE_FROM_CHANNEL    = "system_remove_from_channel"
+	POST_MOVE_CHANNEL           = "system_move_channel"
 	POST_ADD_TO_TEAM            = "system_add_to_team"
 	POST_REMOVE_FROM_TEAM       = "system_remove_from_team"
 	POST_HEADER_CHANGE          = "system_header_change"
@@ -121,12 +122,13 @@ type PostActionIntegrationResponse struct {
 func (o *Post) ToJson() string {
 	copy := *o
 	copy.StripActionIntegrations()
-	b, err := json.Marshal(&copy)
-	if err != nil {
-		return ""
-	} else {
-		return string(b)
-	}
+	b, _ := json.Marshal(&copy)
+	return string(b)
+}
+
+func (o *Post) ToUnsanitizedJson() string {
+	b, _ := json.Marshal(o)
+	return string(b)
 }
 
 func PostFromJson(data io.Reader) *Post {
@@ -196,6 +198,7 @@ func (o *Post) IsValid() *AppError {
 		POST_LEAVE_TEAM,
 		POST_ADD_TO_CHANNEL,
 		POST_REMOVE_FROM_CHANNEL,
+		POST_MOVE_CHANNEL,
 		POST_ADD_TO_TEAM,
 		POST_REMOVE_FROM_TEAM,
 		POST_SLACK_ATTACHMENT,
diff --git a/model/system.go b/model/system.go
index 020c50858..2a636b14f 100644
--- a/model/system.go
+++ b/model/system.go
@@ -6,14 +6,16 @@ package model
 import (
 	"encoding/json"
 	"io"
+	"math/big"
 )
 
 const (
-	SYSTEM_DIAGNOSTIC_ID        = "DiagnosticId"
-	SYSTEM_RAN_UNIT_TESTS       = "RanUnitTests"
-	SYSTEM_LAST_SECURITY_TIME   = "LastSecurityTime"
-	SYSTEM_ACTIVE_LICENSE_ID    = "ActiveLicenseId"
-	SYSTEM_LAST_COMPLIANCE_TIME = "LastComplianceTime"
+	SYSTEM_DIAGNOSTIC_ID          = "DiagnosticId"
+	SYSTEM_RAN_UNIT_TESTS         = "RanUnitTests"
+	SYSTEM_LAST_SECURITY_TIME     = "LastSecurityTime"
+	SYSTEM_ACTIVE_LICENSE_ID      = "ActiveLicenseId"
+	SYSTEM_LAST_COMPLIANCE_TIME   = "LastComplianceTime"
+	SYSTEM_ASYMMETRIC_SIGNING_KEY = "AsymmetricSigningKey"
 )
 
 type System struct {
@@ -31,3 +33,14 @@ func SystemFromJson(data io.Reader) *System {
 	json.NewDecoder(data).Decode(&o)
 	return o
 }
+
+type SystemAsymmetricSigningKey struct {
+	ECDSAKey *SystemECDSAKey `json:"ecdsa_key,omitempty"`
+}
+
+type SystemECDSAKey struct {
+	Curve string   `json:"curve"`
+	X     *big.Int `json:"x"`
+	Y     *big.Int `json:"y"`
+	D     *big.Int `json:"d,omitempty"`
+}
diff --git a/store/sqlstore/channel_member_history_store.go b/store/sqlstore/channel_member_history_store.go
index 182f37ce9..0b86aac28 100644
--- a/store/sqlstore/channel_member_history_store.go
+++ b/store/sqlstore/channel_member_history_store.go
@@ -110,7 +110,8 @@ func (s SqlChannelMemberHistoryStore) getFromChannelMemberHistoryTable(startTime
 	query := `
 			SELECT
 				cmh.*,
-				u.Email
+				u.Email,
+				u.Username
 			FROM ChannelMemberHistory cmh
 			INNER JOIN Users u ON cmh.UserId = u.Id
 			WHERE cmh.ChannelId = :ChannelId
@@ -130,9 +131,10 @@ func (s SqlChannelMemberHistoryStore) getFromChannelMemberHistoryTable(startTime
 func (s SqlChannelMemberHistoryStore) getFromChannelMembersTable(startTime int64, endTime int64, channelId string) ([]*model.ChannelMemberHistory, error) {
 	query := `
 		SELECT DISTINCT
-  			ch.ChannelId,
-  			ch.UserId,
-  			u.email
+			ch.ChannelId,
+			ch.UserId,
+			u.Email,
+			u.Username
 		FROM ChannelMembers AS ch
 		INNER JOIN Users AS u ON ch.UserId = u.id
 		WHERE ch.ChannelId = :ChannelId`
@@ -158,7 +160,7 @@ func (s SqlChannelMemberHistoryStore) PermanentDeleteBatch(endTime int64, limit
 			query =
 				`DELETE FROM ChannelMemberHistory
 				 WHERE ctid IN (
-				 	SELECT ctid FROM ChannelMemberHistory
+					SELECT ctid FROM ChannelMemberHistory
 					WHERE LeaveTime IS NOT NULL
 					AND LeaveTime <= :EndTime
 					LIMIT :Limit
diff --git a/store/sqlstore/compliance_store.go b/store/sqlstore/compliance_store.go
index a25b01548..03d92d5e1 100644
--- a/store/sqlstore/compliance_store.go
+++ b/store/sqlstore/compliance_store.go
@@ -225,7 +225,8 @@ func (s SqlComplianceStore) MessageExport(after int64, limit int) store.StoreCha
 				Channels.Id AS ChannelId,
 				Channels.DisplayName AS ChannelDisplayName,
 				Users.Id AS UserId,
-				Users.Email AS UserEmail
+				Users.Email AS UserEmail,
+				Users.Username
 			FROM
 				Posts
 				LEFT OUTER JOIN Channels ON Posts.ChannelId = Channels.Id
diff --git a/store/sqlstore/post_store.go b/store/sqlstore/post_store.go
index bc336e70d..25c3c4913 100644
--- a/store/sqlstore/post_store.go
+++ b/store/sqlstore/post_store.go
@@ -322,7 +322,10 @@ type etagPosts struct {
 
 func (s SqlPostStore) InvalidateLastPostTimeCache(channelId string) {
 	lastPostTimeCache.Remove(channelId)
-	lastPostsCache.Remove(channelId)
+
+	// Keys are "{channelid}{limit}" and caching only occurs on limits of 30 and 60
+	lastPostsCache.Remove(channelId + "30")
+	lastPostsCache.Remove(channelId + "60")
 }
 
 func (s SqlPostStore) GetEtag(channelId string, allowFromCache bool) store.StoreChannel {
@@ -439,8 +442,9 @@ func (s SqlPostStore) GetPosts(channelId string, offset int, limit int, allowFro
 			return
 		}
 
-		if allowFromCache && offset == 0 && limit == 60 {
-			if cacheItem, ok := lastPostsCache.Get(channelId); ok {
+		// Caching only occurs on limits of 30 and 60, the common limits requested by MM clients
+		if allowFromCache && offset == 0 && (limit == 60 || limit == 30) {
+			if cacheItem, ok := lastPostsCache.Get(fmt.Sprintf("%s%v", channelId, limit)); ok {
 				if s.metrics != nil {
 					s.metrics.IncrementMemCacheHitCounter("Last Posts Cache")
 				}
@@ -482,8 +486,9 @@ func (s SqlPostStore) GetPosts(channelId string, offset int, limit int, allowFro
 
 			list.MakeNonNil()
 
-			if offset == 0 && limit == 60 {
-				lastPostsCache.AddWithExpiresInSecs(channelId, list, LAST_POSTS_CACHE_SEC)
+			// Caching only occurs on limits of 30 and 60, the common limits requested by MM clients
+			if offset == 0 && (limit == 60 || limit == 30) {
+				lastPostsCache.AddWithExpiresInSecs(fmt.Sprintf("%s%v", channelId, limit), list, LAST_POSTS_CACHE_SEC)
 			}
 
 			result.Data = list
diff --git a/store/sqlstore/upgrade.go b/store/sqlstore/upgrade.go
index 7c1522f25..56fdf9d6c 100644
--- a/store/sqlstore/upgrade.go
+++ b/store/sqlstore/upgrade.go
@@ -15,6 +15,7 @@ import (
 )
 
 const (
+	VERSION_4_8_0            = "4.8.0"
 	VERSION_4_7_0            = "4.7.0"
 	VERSION_4_6_0            = "4.6.0"
 	VERSION_4_5_0            = "4.5.0"
@@ -64,6 +65,7 @@ func UpgradeDatabase(sqlStore SqlStore) {
 	UpgradeDatabaseToVersion45(sqlStore)
 	UpgradeDatabaseToVersion46(sqlStore)
 	UpgradeDatabaseToVersion47(sqlStore)
+	UpgradeDatabaseToVersion48(sqlStore)
 
 	// If the SchemaVersion is empty this this is the first time it has ran
 	// so lets set it to the current version.
@@ -347,3 +349,10 @@ func UpgradeDatabaseToVersion47(sqlStore SqlStore) {
 		saveSchemaVersion(sqlStore, VERSION_4_7_0)
 	}
 }
+
+func UpgradeDatabaseToVersion48(sqlStore SqlStore) {
+	//TODO: Uncomment the following condition when version 4.8.0 is released
+	//if shouldPerformUpgrade(sqlStore, VERSION_4_7_0, VERSION_4_8_0) {
+	//	saveSchemaVersion(sqlStore, VERSION_4_8_0)
+	//}
+}
diff --git a/store/storetest/channel_member_history_store.go b/store/storetest/channel_member_history_store.go
index 6fe73478c..fa2e7a8fa 100644
--- a/store/storetest/channel_member_history_store.go
+++ b/store/storetest/channel_member_history_store.go
@@ -35,6 +35,7 @@ func testLogJoinEvent(t *testing.T, ss store.Store) {
 	user := model.User{
 		Email:    model.NewId() + "@mattermost.com",
 		Nickname: model.NewId(),
+		Username: model.NewId(),
 	}
 	user = *store.Must(ss.User().Save(&user)).(*model.User)
 
@@ -57,6 +58,7 @@ func testLogLeaveEvent(t *testing.T, ss store.Store) {
 	user := model.User{
 		Email:    model.NewId() + "@mattermost.com",
 		Nickname: model.NewId(),
+		Username: model.NewId(),
 	}
 	user = *store.Must(ss.User().Save(&user)).(*model.User)
 
@@ -82,6 +84,7 @@ func testGetUsersInChannelAtChannelMemberHistory(t *testing.T, ss store.Store) {
 	user := model.User{
 		Email:    model.NewId() + "@mattermost.com",
 		Nickname: model.NewId(),
+		Username: model.NewId(),
 	}
 	user = *store.Must(ss.User().Save(&user)).(*model.User)
 
@@ -108,6 +111,7 @@ func testGetUsersInChannelAtChannelMemberHistory(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.Id, channelMembers[0].ChannelId)
 	assert.Equal(t, user.Id, channelMembers[0].UserId)
 	assert.Equal(t, user.Email, channelMembers[0].UserEmail)
+	assert.Equal(t, user.Username, channelMembers[0].Username)
 	assert.Equal(t, joinTime, channelMembers[0].JoinTime)
 	assert.Nil(t, channelMembers[0].LeaveTime)
 
@@ -117,6 +121,7 @@ func testGetUsersInChannelAtChannelMemberHistory(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.Id, channelMembers[0].ChannelId)
 	assert.Equal(t, user.Id, channelMembers[0].UserId)
 	assert.Equal(t, user.Email, channelMembers[0].UserEmail)
+	assert.Equal(t, user.Username, channelMembers[0].Username)
 	assert.Equal(t, joinTime, channelMembers[0].JoinTime)
 	assert.Nil(t, channelMembers[0].LeaveTime)
 
@@ -129,6 +134,7 @@ func testGetUsersInChannelAtChannelMemberHistory(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.Id, channelMembers[0].ChannelId)
 	assert.Equal(t, user.Id, channelMembers[0].UserId)
 	assert.Equal(t, user.Email, channelMembers[0].UserEmail)
+	assert.Equal(t, user.Username, channelMembers[0].Username)
 	assert.Equal(t, joinTime, channelMembers[0].JoinTime)
 	assert.Equal(t, leaveTime, *channelMembers[0].LeaveTime)
 
@@ -138,6 +144,7 @@ func testGetUsersInChannelAtChannelMemberHistory(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.Id, channelMembers[0].ChannelId)
 	assert.Equal(t, user.Id, channelMembers[0].UserId)
 	assert.Equal(t, user.Email, channelMembers[0].UserEmail)
+	assert.Equal(t, user.Username, channelMembers[0].Username)
 	assert.Equal(t, joinTime, channelMembers[0].JoinTime)
 	assert.Equal(t, leaveTime, *channelMembers[0].LeaveTime)
 
@@ -160,6 +167,7 @@ func testGetUsersInChannelAtChannelMembers(t *testing.T, ss store.Store) {
 	user := model.User{
 		Email:    model.NewId() + "@mattermost.com",
 		Nickname: model.NewId(),
+		Username: model.NewId(),
 	}
 	user = *store.Must(ss.User().Save(&user)).(*model.User)
 
@@ -192,6 +200,7 @@ func testGetUsersInChannelAtChannelMembers(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.Id, channelMembers[0].ChannelId)
 	assert.Equal(t, user.Id, channelMembers[0].UserId)
 	assert.Equal(t, user.Email, channelMembers[0].UserEmail)
+	assert.Equal(t, user.Username, channelMembers[0].Username)
 	assert.Equal(t, joinTime-500, channelMembers[0].JoinTime)
 	assert.Equal(t, joinTime-100, *channelMembers[0].LeaveTime)
 
@@ -201,6 +210,7 @@ func testGetUsersInChannelAtChannelMembers(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.Id, channelMembers[0].ChannelId)
 	assert.Equal(t, user.Id, channelMembers[0].UserId)
 	assert.Equal(t, user.Email, channelMembers[0].UserEmail)
+	assert.Equal(t, user.Username, channelMembers[0].Username)
 	assert.Equal(t, joinTime-100, channelMembers[0].JoinTime)
 	assert.Equal(t, joinTime+500, *channelMembers[0].LeaveTime)
 
@@ -210,6 +220,7 @@ func testGetUsersInChannelAtChannelMembers(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.Id, channelMembers[0].ChannelId)
 	assert.Equal(t, user.Id, channelMembers[0].UserId)
 	assert.Equal(t, user.Email, channelMembers[0].UserEmail)
+	assert.Equal(t, user.Username, channelMembers[0].Username)
 	assert.Equal(t, joinTime+100, channelMembers[0].JoinTime)
 	assert.Equal(t, joinTime+500, *channelMembers[0].LeaveTime)
 
@@ -219,6 +230,7 @@ func testGetUsersInChannelAtChannelMembers(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.Id, channelMembers[0].ChannelId)
 	assert.Equal(t, user.Id, channelMembers[0].UserId)
 	assert.Equal(t, user.Email, channelMembers[0].UserEmail)
+	assert.Equal(t, user.Username, channelMembers[0].Username)
 	assert.Equal(t, joinTime+100, channelMembers[0].JoinTime)
 	assert.Equal(t, leaveTime-100, *channelMembers[0].LeaveTime)
 
@@ -228,6 +240,7 @@ func testGetUsersInChannelAtChannelMembers(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.Id, channelMembers[0].ChannelId)
 	assert.Equal(t, user.Id, channelMembers[0].UserId)
 	assert.Equal(t, user.Email, channelMembers[0].UserEmail)
+	assert.Equal(t, user.Username, channelMembers[0].Username)
 	assert.Equal(t, joinTime-100, channelMembers[0].JoinTime)
 	assert.Equal(t, leaveTime+100, *channelMembers[0].LeaveTime)
 
@@ -237,6 +250,7 @@ func testGetUsersInChannelAtChannelMembers(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.Id, channelMembers[0].ChannelId)
 	assert.Equal(t, user.Id, channelMembers[0].UserId)
 	assert.Equal(t, user.Email, channelMembers[0].UserEmail)
+	assert.Equal(t, user.Username, channelMembers[0].Username)
 	assert.Equal(t, leaveTime+100, channelMembers[0].JoinTime)
 	assert.Equal(t, leaveTime+200, *channelMembers[0].LeaveTime)
 }
@@ -255,12 +269,14 @@ func testPermanentDeleteBatch(t *testing.T, ss store.Store) {
 	user := model.User{
 		Email:    model.NewId() + "@mattermost.com",
 		Nickname: model.NewId(),
+		Username: model.NewId(),
 	}
 	user = *store.Must(ss.User().Save(&user)).(*model.User)
 
 	user2 := model.User{
 		Email:    model.NewId() + "@mattermost.com",
 		Nickname: model.NewId(),
+		Username: model.NewId(),
 	}
 	user2 = *store.Must(ss.User().Save(&user2)).(*model.User)
 
diff --git a/store/storetest/compliance_store.go b/store/storetest/compliance_store.go
index c5bd60f05..eb29bedc7 100644
--- a/store/storetest/compliance_store.go
+++ b/store/storetest/compliance_store.go
@@ -341,7 +341,8 @@ func testComplianceMessageExport(t *testing.T, ss store.Store) {
 
 	// and two users that are a part of that team
 	user1 := &model.User{
-		Email: model.NewId(),
+		Email:    model.NewId(),
+		Username: model.NewId(),
 	}
 	user1 = store.Must(ss.User().Save(user1)).(*model.User)
 	store.Must(ss.Team().SaveMember(&model.TeamMember{
@@ -350,7 +351,8 @@ func testComplianceMessageExport(t *testing.T, ss store.Store) {
 	}, -1))
 
 	user2 := &model.User{
-		Email: model.NewId(),
+		Email:    model.NewId(),
+		Username: model.NewId(),
 	}
 	user2 = store.Must(ss.User().Save(user2)).(*model.User)
 	store.Must(ss.Team().SaveMember(&model.TeamMember{
@@ -415,6 +417,7 @@ func testComplianceMessageExport(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.DisplayName, *messageExportMap[post1.Id].ChannelDisplayName)
 	assert.Equal(t, user1.Id, *messageExportMap[post1.Id].UserId)
 	assert.Equal(t, user1.Email, *messageExportMap[post1.Id].UserEmail)
+	assert.Equal(t, user1.Username, *messageExportMap[post1.Id].Username)
 
 	// post2 was made by user1 in channel1 and team1
 	assert.Equal(t, post2.Id, *messageExportMap[post2.Id].PostId)
@@ -424,6 +427,7 @@ func testComplianceMessageExport(t *testing.T, ss store.Store) {
 	assert.Equal(t, channel.DisplayName, *messageExportMap[post2.Id].ChannelDisplayName)
 	assert.Equal(t, user1.Id, *messageExportMap[post2.Id].UserId)
 	assert.Equal(t, user1.Email, *messageExportMap[post2.Id].UserEmail)
+	assert.Equal(t, user1.Username, *messageExportMap[post2.Id].Username)
 
 	// post3 is a DM between user1 and user2
 	assert.Equal(t, post3.Id, *messageExportMap[post3.Id].PostId)
@@ -432,4 +436,5 @@ func testComplianceMessageExport(t *testing.T, ss store.Store) {
 	assert.Equal(t, directMessageChannel.Id, *messageExportMap[post3.Id].ChannelId)
 	assert.Equal(t, user1.Id, *messageExportMap[post3.Id].UserId)
 	assert.Equal(t, user1.Email, *messageExportMap[post3.Id].UserEmail)
+	assert.Equal(t, user1.Username, *messageExportMap[post3.Id].Username)
 }
diff --git a/store/storetest/post_store.go b/store/storetest/post_store.go
index 4deb7f8d4..e663d5a41 100644
--- a/store/storetest/post_store.go
+++ b/store/storetest/post_store.go
@@ -27,7 +27,7 @@ func TestPostStore(t *testing.T, ss store.Store) {
 	t.Run("PermDelete1Level", func(t *testing.T) { testPostStorePermDelete1Level(t, ss) })
 	t.Run("PermDelete1Level2", func(t *testing.T) { testPostStorePermDelete1Level2(t, ss) })
 	t.Run("GetWithChildren", func(t *testing.T) { testPostStoreGetWithChildren(t, ss) })
-	t.Run("GetPostsWtihDetails", func(t *testing.T) { testPostStoreGetPostsWtihDetails(t, ss) })
+	t.Run("GetPostsWithDetails", func(t *testing.T) { testPostStoreGetPostsWithDetails(t, ss) })
 	t.Run("GetPostsBeforeAfter", func(t *testing.T) { testPostStoreGetPostsBeforeAfter(t, ss) })
 	t.Run("GetPostsSince", func(t *testing.T) { testPostStoreGetPostsSince(t, ss) })
 	t.Run("Search", func(t *testing.T) { testPostStoreSearch(t, ss) })
@@ -490,7 +490,7 @@ func testPostStoreGetWithChildren(t *testing.T, ss store.Store) {
 	}
 }
 
-func testPostStoreGetPostsWtihDetails(t *testing.T, ss store.Store) {
+func testPostStoreGetPostsWithDetails(t *testing.T, ss store.Store) {
 	o1 := &model.Post{}
 	o1.ChannelId = model.NewId()
 	o1.UserId = model.NewId()
@@ -591,6 +591,25 @@ func testPostStoreGetPostsWtihDetails(t *testing.T, ss store.Store) {
 	if r2.Posts[o1.Id].Message != o1.Message {
 		t.Fatal("Missing parent")
 	}
+
+	// Run once to fill cache
+	<-ss.Post().GetPosts(o1.ChannelId, 0, 30, true)
+
+	o6 := &model.Post{}
+	o6.ChannelId = o1.ChannelId
+	o6.UserId = model.NewId()
+	o6.Message = "zz" + model.NewId() + "b"
+	o6 = (<-ss.Post().Save(o6)).Data.(*model.Post)
+
+	// Should only be 6 since we hit the cache
+	r3 := (<-ss.Post().GetPosts(o1.ChannelId, 0, 30, true)).Data.(*model.PostList)
+	assert.Equal(t, 6, len(r3.Order))
+
+	ss.Post().InvalidateLastPostTimeCache(o1.ChannelId)
+
+	// Cache was invalidated, we should get all the posts
+	r4 := (<-ss.Post().GetPosts(o1.ChannelId, 0, 30, true)).Data.(*model.PostList)
+	assert.Equal(t, 7, len(r4.Order))
 }
 
 func testPostStoreGetPostsBeforeAfter(t *testing.T, ss store.Store) {
diff --git a/templates/globalrelay_compliance_export.html b/templates/globalrelay_compliance_export.html
new file mode 100644
index 000000000..91028d11c
--- /dev/null
+++ b/templates/globalrelay_compliance_export.html
@@ -0,0 +1,91 @@
+{{define "globalrelay_compliance_export"}}
+<style type="text/css">
+    body {
+        font-family:Arial, sans-serif;
+        font-size:14px;
+        font-weight:normal;
+    }
+
+    .summary-list ul {
+        padding: 0px;
+        list-style:none;
+    }
+    .summary-list li {
+        display: inline;
+        padding: 0 1em 0 0;
+    }
+    .summary-list .bold {
+        font-weight: bold;
+    }
+
+    .participants {
+        border-collapse:collapse;
+        border-spacing:0;
+    }
+    .participants td {
+        padding:10px 5px;
+        border:1px solid black;
+        overflow:hidden;
+        text-align: center;
+        word-break:normal;
+    }
+    .participants th {
+        padding:10px 5px;
+        border:1px solid black;
+        overflow:hidden;
+        word-break:normal;
+    }
+    .participants th,td {
+        vertical-align:top
+    }
+
+    .message-list ul {
+        list-style:none;
+        padding: 0;
+    }
+    .message-list li {
+        padding: 0 0 1em 0;
+    }
+    .message .sent_time {
+        font-weight:bold;
+    }
+    .message .username {
+        font-weight:bold;
+    }
+    .message .email {
+        font-weight: bold;
+    }
+</style>
+
+<h1>Mattermost Compliance Export</h1>
+
+<h2>Conversation Summary</h2>
+<div class="summary-list">
+    <ul>
+        <li><span class="bold">Channel:&nbsp;</span>{{.Props.ChannelName}}</li>
+        <li><span class="bold">Started:&nbsp;</span>{{.Props.Started}}</li>
+        <li><span class="bold">Ended:&nbsp;</span>{{.Props.Ended}}</li>
+        <li><span class="bold">Duration:&nbsp;</span>{{.Props.Duration}}&nbsp;Minutes</li>
+    </ul>
+</div>
+<table class="participants">
+    <tr>
+        <th class="username">Username<br></th>
+        <th class="email">Email</th>
+        <th class="joined">Joined</th>
+        <th class="left">Left</th>
+        <th class="duration">Duration</th>
+        <th class="messages">Messages</th>
+    </tr>
+    {{.Props.ParticipantRows}}
+</table>
+
+<h2>Messages</h2>
+<div class="message-list">
+    <ul>
+        {{.Props.Messages}}
+    </ul>
+</div>
+
+<p>Exported on {{.Props.ExportDate}}</p>
+{{end}}
\ No newline at end of file
diff --git a/templates/globalrelay_compliance_export_message.html b/templates/globalrelay_compliance_export_message.html
new file mode 100644
index 000000000..3a47b29b7
--- /dev/null
+++ b/templates/globalrelay_compliance_export_message.html
@@ -0,0 +1,8 @@
+{{define "globalrelay_compliance_export_message"}}
+<li class="message">
+    <span class="sent_time">{{.Props.SentTime}}</span>
+    <span class="username">@{{.Props.Username}}</span>
+    <span class="email">({{.Props.Email}}):</span>
+    <span class="message">{{.Props.Message}}</span>
+</li>
+{{end}}
diff --git a/templates/globalrelay_compliance_export_participant_row.html b/templates/globalrelay_compliance_export_participant_row.html
new file mode 100644
index 000000000..7a61e23eb
--- /dev/null
+++ b/templates/globalrelay_compliance_export_participant_row.html
@@ -0,0 +1,10 @@
+{{define "globalrelay_compliance_export_participant_row"}}
+<tr>
+    <td class="username">@{{.Props.Username}}</td>
+    <td class="email">{{.Props.Email}}</td>
+    <td class="joined">{{.Props.Joined}}</td>
+    <td class="left">{{.Props.Left}}</td>
+    <td class="duration">{{.Props.DurationMinutes}} Minutes</td>
+    <td class="messages">{{.Props.NumMessages}}</td>
+</tr>
+{{end}}
\ No newline at end of file
diff --git a/utils/api.go b/utils/api.go
index 005c3284b..51524074d 100644
--- a/utils/api.go
+++ b/utils/api.go
@@ -4,6 +4,9 @@
 package utils
 
 import (
+	"crypto"
+	"crypto/rand"
+	"encoding/base64"
 	"fmt"
 	"html/template"
 	"net/http"
@@ -32,13 +35,25 @@ func OriginChecker(allowedOrigins string) func(*http.Request) bool {
 	}
 }
 
-func RenderWebError(err *model.AppError, w http.ResponseWriter, r *http.Request) {
-	status := http.StatusTemporaryRedirect
-	if err.StatusCode != http.StatusInternalServerError {
-		status = err.StatusCode
+func RenderWebAppError(w http.ResponseWriter, r *http.Request, err *model.AppError, s crypto.Signer) {
+	RenderWebError(w, r, err.StatusCode, url.Values{
+		"message": []string{err.Message},
+	}, s)
+}
+
+func RenderWebError(w http.ResponseWriter, r *http.Request, status int, params url.Values, s crypto.Signer) {
+	queryString := params.Encode()
+
+	h := crypto.SHA256
+	sum := h.New()
+	sum.Write([]byte("/error?" + queryString))
+	signature, err := s.Sign(rand.Reader, sum.Sum(nil), h)
+	if err != nil {
+		http.Error(w, "", http.StatusInternalServerError)
+		return
 	}
+	destination := strings.TrimRight(GetSiteURL(), "/") + "/error?" + queryString + "&s=" + base64.URLEncoding.EncodeToString(signature)
 
-	destination := strings.TrimRight(GetSiteURL(), "/") + "/error?message=" + url.QueryEscape(err.Message)
 	if status >= 300 && status < 400 {
 		http.Redirect(w, r, destination, status)
 		return
diff --git a/utils/api_test.go b/utils/api_test.go
new file mode 100644
index 000000000..5e41c7bfe
--- /dev/null
+++ b/utils/api_test.go
@@ -0,0 +1,49 @@
+// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package utils
+
+import (
+	"crypto/ecdsa"
+	"crypto/elliptic"
+	"crypto/rand"
+	"crypto/sha256"
+	"encoding/asn1"
+	"encoding/base64"
+	"math/big"
+	"net/http"
+	"net/http/httptest"
+	"net/url"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestRenderWebError(t *testing.T) {
+	r := httptest.NewRequest("GET", "http://foo", nil)
+	w := httptest.NewRecorder()
+	key, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
+	require.NoError(t, err)
+	RenderWebError(w, r, http.StatusTemporaryRedirect, url.Values{
+		"foo": []string{"bar"},
+	}, key)
+
+	resp := w.Result()
+	location, err := url.Parse(resp.Header.Get("Location"))
+	require.NoError(t, err)
+	require.NotEmpty(t, location.Query().Get("s"))
+
+	type ecdsaSignature struct {
+		R, S *big.Int
+	}
+	var rs ecdsaSignature
+	s, err := base64.URLEncoding.DecodeString(location.Query().Get("s"))
+	require.NoError(t, err)
+	_, err = asn1.Unmarshal(s, &rs)
+	require.NoError(t, err)
+
+	assert.Equal(t, "bar", location.Query().Get("foo"))
+	h := sha256.Sum256([]byte("/error?foo=bar"))
+	assert.True(t, ecdsa.Verify(&key.PublicKey, h[:], rs.R, rs.S))
+}
diff --git a/utils/authorization.go b/utils/authorization.go
index 39a0d606c..42815b807 100644
--- a/utils/authorization.go
+++ b/utils/authorization.go
@@ -7,7 +7,7 @@ import (
 	"github.com/mattermost/mattermost-server/model"
 )
 
-func DefaultRolesBasedOnConfig(cfg *model.Config) map[string]*model.Role {
+func DefaultRolesBasedOnConfig(cfg *model.Config, isLicensed bool) map[string]*model.Role {
 	roles := make(map[string]*model.Role)
 	for id, role := range model.DefaultRoles {
 		copy := &model.Role{}
@@ -15,7 +15,7 @@ func DefaultRolesBasedOnConfig(cfg *model.Config) map[string]*model.Role {
 		roles[id] = copy
 	}
 
-	if IsLicensed() {
+	if isLicensed {
 		switch *cfg.TeamSettings.RestrictPublicChannelCreation {
 		case model.PERMISSIONS_ALL:
 			roles[model.TEAM_USER_ROLE_ID].Permissions = append(
@@ -35,7 +35,7 @@ func DefaultRolesBasedOnConfig(cfg *model.Config) map[string]*model.Role {
 		)
 	}
 
-	if IsLicensed() {
+	if isLicensed {
 		switch *cfg.TeamSettings.RestrictPublicChannelManagement {
 		case model.PERMISSIONS_ALL:
 			roles[model.TEAM_USER_ROLE_ID].Permissions = append(
@@ -64,7 +64,7 @@ func DefaultRolesBasedOnConfig(cfg *model.Config) map[string]*model.Role {
 		)
 	}
 
-	if IsLicensed() {
+	if isLicensed {
 		switch *cfg.TeamSettings.RestrictPublicChannelDeletion {
 		case model.PERMISSIONS_ALL:
 			roles[model.TEAM_USER_ROLE_ID].Permissions = append(
@@ -93,7 +93,7 @@ func DefaultRolesBasedOnConfig(cfg *model.Config) map[string]*model.Role {
 		)
 	}
 
-	if IsLicensed() {
+	if isLicensed {
 		switch *cfg.TeamSettings.RestrictPrivateChannelCreation {
 		case model.PERMISSIONS_ALL:
 			roles[model.TEAM_USER_ROLE_ID].Permissions = append(
@@ -113,7 +113,7 @@ func DefaultRolesBasedOnConfig(cfg *model.Config) map[string]*model.Role {
 		)
 	}
 
-	if IsLicensed() {
+	if isLicensed {
 		switch *cfg.TeamSettings.RestrictPrivateChannelManagement {
 		case model.PERMISSIONS_ALL:
 			roles[model.TEAM_USER_ROLE_ID].Permissions = append(
@@ -142,7 +142,7 @@ func DefaultRolesBasedOnConfig(cfg *model.Config) map[string]*model.Role {
 		)
 	}
 
-	if IsLicensed() {
+	if isLicensed {
 		switch *cfg.TeamSettings.RestrictPrivateChannelDeletion {
 		case model.PERMISSIONS_ALL:
 			roles[model.TEAM_USER_ROLE_ID].Permissions = append(
@@ -172,7 +172,7 @@ func DefaultRolesBasedOnConfig(cfg *model.Config) map[string]*model.Role {
 	}
 
 	// Restrict permissions for Private Channel Manage Members
-	if IsLicensed() {
+	if isLicensed {
 		switch *cfg.TeamSettings.RestrictPrivateChannelManageMembers {
 		case model.PERMISSIONS_ALL:
 			roles[model.CHANNEL_USER_ROLE_ID].Permissions = append(
@@ -214,7 +214,7 @@ func DefaultRolesBasedOnConfig(cfg *model.Config) map[string]*model.Role {
 	}
 
 	// Grant permissions for inviting and adding users to a team.
-	if IsLicensed() {
+	if isLicensed {
 		if *cfg.TeamSettings.RestrictTeamInvite == model.PERMISSIONS_TEAM_ADMIN {
 			roles[model.TEAM_ADMIN_ROLE_ID].Permissions = append(
 				roles[model.TEAM_ADMIN_ROLE_ID].Permissions,
@@ -236,7 +236,7 @@ func DefaultRolesBasedOnConfig(cfg *model.Config) map[string]*model.Role {
 		)
 	}
 
-	if IsLicensed() {
+	if isLicensed {
 		switch *cfg.ServiceSettings.RestrictPostDelete {
 		case model.PERMISSIONS_DELETE_POST_ALL:
 			roles[model.CHANNEL_USER_ROLE_ID].Permissions = append(
diff --git a/utils/config.go b/utils/config.go
index 87ebee693..a855733a7 100644
--- a/utils/config.go
+++ b/utils/config.go
@@ -342,7 +342,7 @@ func LoadConfig(fileName string) (config *model.Config, configPath string, appEr
 	return config, configPath, nil
 }
 
-func GenerateClientConfig(c *model.Config, diagnosticId string) map[string]string {
+func GenerateClientConfig(c *model.Config, diagnosticId string, license *model.License) map[string]string {
 	props := make(map[string]string)
 
 	props["Version"] = model.CurrentVersion
@@ -459,18 +459,17 @@ func GenerateClientConfig(c *model.Config, diagnosticId string) map[string]strin
 	hasImageProxy := c.ServiceSettings.ImageProxyType != nil && *c.ServiceSettings.ImageProxyType != "" && c.ServiceSettings.ImageProxyURL != nil && *c.ServiceSettings.ImageProxyURL != ""
 	props["HasImageProxy"] = strconv.FormatBool(hasImageProxy)
 
-	if IsLicensed() {
-		License := License()
+	if license != nil {
 		props["ExperimentalTownSquareIsReadOnly"] = strconv.FormatBool(*c.TeamSettings.ExperimentalTownSquareIsReadOnly)
 		props["ExperimentalEnableAuthenticationTransfer"] = strconv.FormatBool(*c.ServiceSettings.ExperimentalEnableAuthenticationTransfer)
 
-		if *License.Features.CustomBrand {
+		if *license.Features.CustomBrand {
 			props["EnableCustomBrand"] = strconv.FormatBool(*c.TeamSettings.EnableCustomBrand)
 			props["CustomBrandText"] = *c.TeamSettings.CustomBrandText
 			props["CustomDescriptionText"] = *c.TeamSettings.CustomDescriptionText
 		}
 
-		if *License.Features.LDAP {
+		if *license.Features.LDAP {
 			props["EnableLdap"] = strconv.FormatBool(*c.LdapSettings.Enable)
 			props["LdapLoginFieldName"] = *c.LdapSettings.LoginFieldName
 			props["LdapNicknameAttributeSet"] = strconv.FormatBool(*c.LdapSettings.NicknameAttribute != "")
@@ -481,16 +480,16 @@ func GenerateClientConfig(c *model.Config, diagnosticId string) map[string]strin
 			props["LdapLoginButtonTextColor"] = *c.LdapSettings.LoginButtonTextColor
 		}
 
-		if *License.Features.MFA {
+		if *license.Features.MFA {
 			props["EnableMultifactorAuthentication"] = strconv.FormatBool(*c.ServiceSettings.EnableMultifactorAuthentication)
 			props["EnforceMultifactorAuthentication"] = strconv.FormatBool(*c.ServiceSettings.EnforceMultifactorAuthentication)
 		}
 
-		if *License.Features.Compliance {
+		if *license.Features.Compliance {
 			props["EnableCompliance"] = strconv.FormatBool(*c.ComplianceSettings.Enable)
 		}
 
-		if *License.Features.SAML {
+		if *license.Features.SAML {
 			props["EnableSaml"] = strconv.FormatBool(*c.SamlSettings.Enable)
 			props["SamlLoginButtonText"] = *c.SamlSettings.LoginButtonText
 			props["SamlFirstNameAttributeSet"] = strconv.FormatBool(*c.SamlSettings.FirstNameAttribute != "")
@@ -501,23 +500,23 @@ func GenerateClientConfig(c *model.Config, diagnosticId string) map[string]strin
 			props["SamlLoginButtonTextColor"] = *c.SamlSettings.LoginButtonTextColor
 		}
 
-		if *License.Features.Cluster {
+		if *license.Features.Cluster {
 			props["EnableCluster"] = strconv.FormatBool(*c.ClusterSettings.Enable)
 		}
 
-		if *License.Features.Cluster {
+		if *license.Features.Cluster {
 			props["EnableMetrics"] = strconv.FormatBool(*c.MetricsSettings.Enable)
 		}
 
-		if *License.Features.GoogleOAuth {
+		if *license.Features.GoogleOAuth {
 			props["EnableSignUpWithGoogle"] = strconv.FormatBool(c.GoogleSettings.Enable)
 		}
 
-		if *License.Features.Office365OAuth {
+		if *license.Features.Office365OAuth {
 			props["EnableSignUpWithOffice365"] = strconv.FormatBool(c.Office365Settings.Enable)
 		}
 
-		if *License.Features.PasswordRequirements {
+		if *license.Features.PasswordRequirements {
 			props["PasswordMinimumLength"] = fmt.Sprintf("%v", *c.PasswordSettings.MinimumLength)
 			props["PasswordRequireLowercase"] = strconv.FormatBool(*c.PasswordSettings.Lowercase)
 			props["PasswordRequireUppercase"] = strconv.FormatBool(*c.PasswordSettings.Uppercase)
@@ -525,7 +524,7 @@ func GenerateClientConfig(c *model.Config, diagnosticId string) map[string]strin
 			props["PasswordRequireSymbol"] = strconv.FormatBool(*c.PasswordSettings.Symbol)
 		}
 
-		if *License.Features.Announcement {
+		if *license.Features.Announcement {
 			props["EnableBanner"] = strconv.FormatBool(*c.AnnouncementSettings.EnableBanner)
 			props["BannerText"] = *c.AnnouncementSettings.BannerText
 			props["BannerColor"] = *c.AnnouncementSettings.BannerColor
@@ -533,14 +532,14 @@ func GenerateClientConfig(c *model.Config, diagnosticId string) map[string]strin
 			props["AllowBannerDismissal"] = strconv.FormatBool(*c.AnnouncementSettings.AllowBannerDismissal)
 		}
 
-		if *License.Features.ThemeManagement {
+		if *license.Features.ThemeManagement {
 			props["EnableThemeSelection"] = strconv.FormatBool(*c.ThemeSettings.EnableThemeSelection)
 			props["DefaultTheme"] = *c.ThemeSettings.DefaultTheme
 			props["AllowCustomThemes"] = strconv.FormatBool(*c.ThemeSettings.AllowCustomThemes)
 			props["AllowedThemes"] = strings.Join(c.ThemeSettings.AllowedThemes, ",")
 		}
 
-		if *License.Features.DataRetention {
+		if *license.Features.DataRetention {
 			props["DataRetentionEnableMessageDeletion"] = strconv.FormatBool(*c.DataRetentionSettings.EnableMessageDeletion)
 			props["DataRetentionMessageRetentionDays"] = strconv.FormatInt(int64(*c.DataRetentionSettings.MessageRetentionDays), 10)
 			props["DataRetentionEnableFileDeletion"] = strconv.FormatBool(*c.DataRetentionSettings.EnableFileDeletion)
diff --git a/utils/config_test.go b/utils/config_test.go
index 9abc56d5e..5809422f1 100644
--- a/utils/config_test.go
+++ b/utils/config_test.go
@@ -197,7 +197,7 @@ func TestGetClientConfig(t *testing.T) {
 	cfg, _, err := LoadConfig("config.json")
 	require.Nil(t, err)
 
-	configMap := GenerateClientConfig(cfg, "")
+	configMap := GenerateClientConfig(cfg, "", nil)
 	if configMap["EmailNotificationContentsType"] != *cfg.EmailSettings.EmailNotificationContentsType {
 		t.Fatal("EmailSettings.EmailNotificationContentsType not exposed to client config")
 	}
diff --git a/utils/file_backend.go b/utils/file_backend.go
index c7a6c5591..42af7f604 100644
--- a/utils/file_backend.go
+++ b/utils/file_backend.go
@@ -22,7 +22,7 @@ type FileBackend interface {
 	RemoveDirectory(path string) *model.AppError
 }
 
-func NewFileBackend(settings *model.FileSettings) (FileBackend, *model.AppError) {
+func NewFileBackend(settings *model.FileSettings, enableComplianceFeatures bool) (FileBackend, *model.AppError) {
 	switch *settings.DriverName {
 	case model.IMAGE_DRIVER_S3:
 		return &S3FileBackend{
@@ -33,7 +33,7 @@ func NewFileBackend(settings *model.FileSettings) (FileBackend, *model.AppError)
 			signV2:    settings.AmazonS3SignV2 != nil && *settings.AmazonS3SignV2,
 			region:    settings.AmazonS3Region,
 			bucket:    settings.AmazonS3Bucket,
-			encrypt:   settings.AmazonS3SSE != nil && *settings.AmazonS3SSE && IsLicensed() && *License().Features.Compliance,
+			encrypt:   settings.AmazonS3SSE != nil && *settings.AmazonS3SSE && enableComplianceFeatures,
 			trace:     settings.AmazonS3Trace != nil && *settings.AmazonS3Trace,
 		}, nil
 	case model.IMAGE_DRIVER_LOCAL:
diff --git a/utils/file_backend_test.go b/utils/file_backend_test.go
index 76cd1f4a8..46f75574e 100644
--- a/utils/file_backend_test.go
+++ b/utils/file_backend_test.go
@@ -63,7 +63,7 @@ func TestS3FileBackendTestSuite(t *testing.T) {
 func (s *FileBackendTestSuite) SetupTest() {
 	TranslationsPreInit()
 
-	backend, err := NewFileBackend(&s.settings)
+	backend, err := NewFileBackend(&s.settings, true)
 	require.Nil(s.T(), err)
 	s.backend = backend
 }
diff --git a/utils/html.go b/utils/html.go
index 02db8c97a..6bbe55c6d 100644
--- a/utils/html.go
+++ b/utils/html.go
@@ -23,7 +23,7 @@ type HTMLTemplateWatcher struct {
 
 func NewHTMLTemplateWatcher(directory string) (*HTMLTemplateWatcher, error) {
 	templatesDir, _ := FindDir(directory)
-	l4g.Debug(T("api.api.init.parsing_templates.debug"), templatesDir)
+	l4g.Debug("Parsing server templates at %v", templatesDir)
 
 	ret := &HTMLTemplateWatcher{
 		stop:    make(chan struct{}),
@@ -55,15 +55,15 @@ func NewHTMLTemplateWatcher(directory string) (*HTMLTemplateWatcher, error) {
 				return
 			case event := <-watcher.Events:
 				if event.Op&fsnotify.Write == fsnotify.Write {
-					l4g.Info(T("web.reparse_templates.info"), event.Name)
+					l4g.Info("Re-parsing templates because of modified file %v", event.Name)
 					if htmlTemplates, err := template.ParseGlob(templatesDir + "*.html"); err != nil {
-						l4g.Error(T("web.parsing_templates.error"), err)
+						l4g.Error("Failed to parse templates %v", err)
 					} else {
 						ret.templates.Store(htmlTemplates)
 					}
 				}
 			case err := <-watcher.Errors:
-				l4g.Error(T("web.dir_fail.error"), err)
+				l4g.Error("Failed in directory watcher %s", err)
 			}
 		}
 	}()
diff --git a/utils/inbucket.go b/utils/inbucket.go
index 46011989b..5c40d5757 100644
--- a/utils/inbucket.go
+++ b/utils/inbucket.go
@@ -4,6 +4,7 @@
 package utils
 
 import (
+	"bytes"
 	"encoding/json"
 	"fmt"
 	"io"
@@ -37,6 +38,12 @@ type JSONMessageInbucket struct {
 		Text string
 		HTML string `json:"Html"`
 	}
+	Attachments []struct {
+		Filename     string
+		ContentType  string `json:"content-type"`
+		DownloadLink string `json:"download-link"`
+		Bytes        []byte `json:"-"`
+	}
 }
 
 func ParseEmail(email string) string {
@@ -89,21 +96,54 @@ func GetMessageFromMailbox(email, id string) (results JSONMessageInbucket, err e
 	var record JSONMessageInbucket
 
 	url := fmt.Sprintf("%s%s%s/%s", getInbucketHost(), INBUCKET_API, parsedEmail, id)
-	req, err := http.NewRequest("GET", url, nil)
+	emailResponse, err := get(url)
 	if err != nil {
 		return record, err
 	}
+	defer emailResponse.Body.Close()
+
+	err = json.NewDecoder(emailResponse.Body).Decode(&record)
+
+	// download attachments
+	if record.Attachments != nil && len(record.Attachments) > 0 {
+		for i := range record.Attachments {
+			if bytes, err := downloadAttachment(record.Attachments[i].DownloadLink); err != nil {
+				return record, err
+			} else {
+				record.Attachments[i].Bytes = make([]byte, len(bytes))
+				copy(record.Attachments[i].Bytes, bytes)
+			}
+		}
+	}
 
-	client := &http.Client{}
+	return record, err
+}
+
+func downloadAttachment(url string) ([]byte, error) {
+	attachmentResponse, err := get(url)
+	if err != nil {
+		return nil, err
+	}
+	defer attachmentResponse.Body.Close()
+
+	buf := new(bytes.Buffer)
+	io.Copy(buf, attachmentResponse.Body)
+	return buf.Bytes(), nil
+}
+
+func get(url string) (*http.Response, error) {
+	req, err := http.NewRequest("GET", url, nil)
+	if err != nil {
+		return nil, err
+	}
 
+	client := &http.Client{}
 	resp, err := client.Do(req)
 	if err != nil {
-		return record, err
+		return nil, err
 	}
-	defer resp.Body.Close()
 
-	err = json.NewDecoder(resp.Body).Decode(&record)
-	return record, err
+	return resp, nil
 }
 
 func DeleteMailBox(email string) (err error) {
diff --git a/utils/license.go b/utils/license.go
index 2aaa2a549..2853a58d0 100644
--- a/utils/license.go
+++ b/utils/license.go
@@ -5,28 +5,21 @@ package utils
 
 import (
 	"crypto"
-	"crypto/md5"
 	"crypto/rsa"
 	"crypto/sha512"
 	"crypto/x509"
 	"encoding/base64"
 	"encoding/pem"
-	"fmt"
 	"io/ioutil"
 	"os"
 	"strconv"
 	"strings"
-	"sync/atomic"
 
 	l4g "github.com/alecthomas/log4go"
 
 	"github.com/mattermost/mattermost-server/model"
 )
 
-var isLicensedInt32 int32
-var licenseValue atomic.Value
-var clientLicenseValue atomic.Value
-
 var publicKey []byte = []byte(`-----BEGIN PUBLIC KEY-----
 MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyZmShlU8Z8HdG0IWSZ8r
 tSyzyxrXkJjsFUf0Ke7bm/TLtIggRdqOcUF3XEWqQk5RGD5vuq7Rlg1zZqMEBk8N
@@ -37,92 +30,6 @@ a0v85XL6i9ote2P+fLZ3wX9EoioHzgdgB7arOxY50QRJO7OyCqpKFKv6lRWTXuSt
 hwIDAQAB
 -----END PUBLIC KEY-----`)
 
-func init() {
-	SetLicense(nil)
-}
-
-func IsLicensed() bool {
-	return atomic.LoadInt32(&isLicensedInt32) == 1
-}
-
-func SetIsLicensed(v bool) {
-	if v {
-		atomic.StoreInt32(&isLicensedInt32, 1)
-	} else {
-		atomic.StoreInt32(&isLicensedInt32, 0)
-	}
-}
-
-func License() *model.License {
-	return licenseValue.Load().(*model.License)
-}
-
-func SetClientLicense(m map[string]string) {
-	clientLicenseValue.Store(m)
-}
-
-func ClientLicense() map[string]string {
-	return clientLicenseValue.Load().(map[string]string)
-}
-
-func LoadLicense(licenseBytes []byte) {
-	if success, licenseStr := ValidateLicense(licenseBytes); success {
-		license := model.LicenseFromJson(strings.NewReader(licenseStr))
-		SetLicense(license)
-		return
-	}
-
-	l4g.Warn(T("utils.license.load_license.invalid.warn"))
-}
-
-var licenseListeners = map[string]func(){}
-
-func AddLicenseListener(listener func()) string {
-	id := model.NewId()
-	licenseListeners[id] = listener
-	return id
-}
-
-func RemoveLicenseListener(id string) {
-	delete(licenseListeners, id)
-}
-
-func SetLicense(license *model.License) bool {
-	defer func() {
-		for _, listener := range licenseListeners {
-			listener()
-		}
-	}()
-
-	if license == nil {
-		SetIsLicensed(false)
-		license = &model.License{
-			Features: new(model.Features),
-		}
-		license.Features.SetDefaults()
-		licenseValue.Store(license)
-
-		SetClientLicense(map[string]string{"IsLicensed": "false"})
-
-		return false
-	} else {
-		license.Features.SetDefaults()
-
-		if !license.IsExpired() {
-			licenseValue.Store(license)
-			SetIsLicensed(true)
-			clientLicenseValue.Store(getClientLicense(license))
-			return true
-		}
-
-		return false
-	}
-}
-
-func RemoveLicense() {
-	SetLicense(nil)
-}
-
 func ValidateLicense(signed []byte) (bool, string) {
 	decoded := make([]byte, base64.StdEncoding.DecodedLen(len(signed)))
 
@@ -213,12 +120,12 @@ func GetLicenseFileLocation(fileLocation string) string {
 	}
 }
 
-func getClientLicense(l *model.License) map[string]string {
+func GetClientLicense(l *model.License) map[string]string {
 	props := make(map[string]string)
 
-	props["IsLicensed"] = strconv.FormatBool(IsLicensed())
+	props["IsLicensed"] = strconv.FormatBool(l != nil)
 
-	if IsLicensed() {
+	if l != nil {
 		props["Id"] = l.Id
 		props["Users"] = strconv.Itoa(*l.Features.Users)
 		props["LDAP"] = strconv.FormatBool(*l.Features.LDAP)
@@ -248,39 +155,3 @@ func getClientLicense(l *model.License) map[string]string {
 
 	return props
 }
-
-func GetClientLicenseEtag(useSanitized bool) string {
-	value := ""
-
-	lic := ClientLicense()
-
-	if useSanitized {
-		lic = GetSanitizedClientLicense()
-	}
-
-	for k, v := range lic {
-		value += fmt.Sprintf("%s:%s;", k, v)
-	}
-
-	return model.Etag(fmt.Sprintf("%x", md5.Sum([]byte(value))))
-}
-
-func GetSanitizedClientLicense() map[string]string {
-	sanitizedLicense := make(map[string]string)
-
-	for k, v := range ClientLicense() {
-		sanitizedLicense[k] = v
-	}
-
-	if IsLicensed() {
-		delete(sanitizedLicense, "Id")
-		delete(sanitizedLicense, "Name")
-		delete(sanitizedLicense, "Email")
-		delete(sanitizedLicense, "PhoneNumber")
-		delete(sanitizedLicense, "IssuedAt")
-		delete(sanitizedLicense, "StartsAt")
-		delete(sanitizedLicense, "ExpiresAt")
-	}
-
-	return sanitizedLicense
-}
diff --git a/utils/license_test.go b/utils/license_test.go
index 9771ec497..c2d1b4c05 100644
--- a/utils/license_test.go
+++ b/utils/license_test.go
@@ -5,87 +5,20 @@ package utils
 
 import (
 	"testing"
-
-	"github.com/mattermost/mattermost-server/model"
 )
 
-func TestSetLicense(t *testing.T) {
-	l1 := &model.License{}
-	l1.Features = &model.Features{}
-	l1.Customer = &model.Customer{}
-	l1.StartsAt = model.GetMillis() - 1000
-	l1.ExpiresAt = model.GetMillis() + 100000
-	if ok := SetLicense(l1); !ok {
-		t.Fatal("license should have worked")
-	}
-
-	l2 := &model.License{}
-	l2.Features = &model.Features{}
-	l2.Customer = &model.Customer{}
-	l2.StartsAt = model.GetMillis() - 1000
-	l2.ExpiresAt = model.GetMillis() - 100
-	if ok := SetLicense(l2); ok {
-		t.Fatal("license should have failed")
-	}
-
-	l3 := &model.License{}
-	l3.Features = &model.Features{}
-	l3.Customer = &model.Customer{}
-	l3.StartsAt = model.GetMillis() + 10000
-	l3.ExpiresAt = model.GetMillis() + 100000
-	if ok := SetLicense(l3); !ok {
-		t.Fatal("license should have passed")
-	}
-}
-
 func TestValidateLicense(t *testing.T) {
 	b1 := []byte("junk")
 	if ok, _ := ValidateLicense(b1); ok {
 		t.Fatal("should have failed - bad license")
 	}
 
-	LoadLicense(b1)
-
 	b2 := []byte("junkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunkjunk")
 	if ok, _ := ValidateLicense(b2); ok {
 		t.Fatal("should have failed - bad license")
 	}
 }
 
-func TestClientLicenseEtag(t *testing.T) {
-	etag1 := GetClientLicenseEtag(false)
-
-	SetClientLicense(map[string]string{"SomeFeature": "true", "IsLicensed": "true"})
-
-	etag2 := GetClientLicenseEtag(false)
-	if etag1 == etag2 {
-		t.Fatal("etags should not match")
-	}
-
-	SetClientLicense(map[string]string{"SomeFeature": "true", "IsLicensed": "false"})
-
-	etag3 := GetClientLicenseEtag(false)
-	if etag2 == etag3 {
-		t.Fatal("etags should not match")
-	}
-}
-
-func TestGetSanitizedClientLicense(t *testing.T) {
-	l1 := &model.License{}
-	l1.Features = &model.Features{}
-	l1.Customer = &model.Customer{}
-	l1.Customer.Name = "TestName"
-	l1.StartsAt = model.GetMillis() - 1000
-	l1.ExpiresAt = model.GetMillis() + 100000
-	SetLicense(l1)
-
-	m := GetSanitizedClientLicense()
-
-	if _, ok := m["Name"]; ok {
-		t.Fatal("should have been sanatized")
-	}
-}
-
 func TestGetLicenseFileLocation(t *testing.T) {
 	fileName := GetLicenseFileLocation("")
 	if len(fileName) == 0 {
diff --git a/utils/mail.go b/utils/mail.go
index b0289da5e..633f97818 100644
--- a/utils/mail.go
+++ b/utils/mail.go
@@ -15,6 +15,8 @@ import (
 
 	"net/http"
 
+	"io"
+
 	l4g "github.com/alecthomas/log4go"
 	"github.com/mattermost/html2text"
 	"github.com/mattermost/mattermost-server/model"
@@ -103,37 +105,73 @@ func TestConnection(config *model.Config) {
 	defer c.Close()
 }
 
-func SendMailUsingConfig(to, subject, htmlBody string, config *model.Config) *model.AppError {
+func SendMailUsingConfig(to, subject, htmlBody string, config *model.Config, enableComplianceFeatures bool) *model.AppError {
+	fromMail := mail.Address{Name: config.EmailSettings.FeedbackName, Address: config.EmailSettings.FeedbackEmail}
+	return sendMail(to, to, fromMail, subject, htmlBody, nil, nil, config, enableComplianceFeatures)
+}
+
+// allows for sending an email with attachments and differing MIME/SMTP recipients
+func SendMailUsingConfigAdvanced(mimeTo, smtpTo string, from mail.Address, subject, htmlBody string, attachments []*model.FileInfo, mimeHeaders map[string]string, config *model.Config, enableComplianceFeatures bool) *model.AppError {
+	return sendMail(mimeTo, smtpTo, from, subject, htmlBody, attachments, mimeHeaders, config, enableComplianceFeatures)
+}
+
+func sendMail(mimeTo, smtpTo string, from mail.Address, subject, htmlBody string, attachments []*model.FileInfo, mimeHeaders map[string]string, config *model.Config, enableComplianceFeatures bool) *model.AppError {
 	if !config.EmailSettings.SendEmailNotifications || len(config.EmailSettings.SMTPServer) == 0 {
 		return nil
 	}
 
-	l4g.Debug(T("utils.mail.send_mail.sending.debug"), to, subject)
+	l4g.Debug(T("utils.mail.send_mail.sending.debug"), mimeTo, subject)
 
 	htmlMessage := "\r\n<html><body>" + htmlBody + "</body></html>"
 
-	fromMail := mail.Address{Name: config.EmailSettings.FeedbackName, Address: config.EmailSettings.FeedbackEmail}
-
 	txtBody, err := html2text.FromString(htmlBody)
 	if err != nil {
 		l4g.Warn(err)
 		txtBody = ""
 	}
 
-	m := gomail.NewMessage(gomail.SetCharset("UTF-8"))
-	m.SetHeaders(map[string][]string{
-		"From":                      {fromMail.String()},
-		"To":                        {to},
+	headers := map[string][]string{
+		"From":                      {from.String()},
+		"To":                        {mimeTo},
 		"Subject":                   {encodeRFC2047Word(subject)},
 		"Content-Transfer-Encoding": {"8bit"},
 		"Auto-Submitted":            {"auto-generated"},
 		"Precedence":                {"bulk"},
-	})
-	m.SetDateHeader("Date", time.Now())
+	}
+	if mimeHeaders != nil {
+		for k, v := range mimeHeaders {
+			headers[k] = []string{encodeRFC2047Word(v)}
+		}
+	}
 
+	m := gomail.NewMessage(gomail.SetCharset("UTF-8"))
+	m.SetHeaders(headers)
+	m.SetDateHeader("Date", time.Now())
 	m.SetBody("text/plain", txtBody)
 	m.AddAlternative("text/html", htmlMessage)
 
+	if attachments != nil {
+		fileBackend, err := NewFileBackend(&config.FileSettings, enableComplianceFeatures)
+		if err != nil {
+			return err
+		}
+
+		for _, fileInfo := range attachments {
+			m.Attach(fileInfo.Name, gomail.SetCopyFunc(func(writer io.Writer) error {
+				bytes, err := fileBackend.ReadFile(fileInfo.Path)
+				if err != nil {
+					return err
+				}
+				if _, err := writer.Write(bytes); err != nil {
+					return model.NewAppError("SendMail", "utils.mail.sendMail.attachments.write_error", nil, err.Error(), http.StatusInternalServerError)
+				}
+				return nil
+			}))
+
+		}
+
+	}
+
 	conn, err1 := connectToSMTPServer(config)
 	if err1 != nil {
 		return err1
@@ -147,11 +185,11 @@ func SendMailUsingConfig(to, subject, htmlBody string, config *model.Config) *mo
 	defer c.Quit()
 	defer c.Close()
 
-	if err := c.Mail(fromMail.Address); err != nil {
+	if err := c.Mail(from.Address); err != nil {
 		return model.NewAppError("SendMail", "utils.mail.send_mail.from_address.app_error", nil, err.Error(), http.StatusInternalServerError)
 	}
 
-	if err := c.Rcpt(to); err != nil {
+	if err := c.Rcpt(smtpTo); err != nil {
 		return model.NewAppError("SendMail", "utils.mail.send_mail.to_address.app_error", nil, err.Error(), http.StatusInternalServerError)
 	}
 
diff --git a/utils/mail_test.go b/utils/mail_test.go
index 574f71f46..703420441 100644
--- a/utils/mail_test.go
+++ b/utils/mail_test.go
@@ -7,6 +7,10 @@ import (
 	"strings"
 	"testing"
 
+	"net/mail"
+
+	"github.com/mattermost/mattermost-server/model"
+	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 )
 
@@ -39,18 +43,18 @@ func TestSendMailUsingConfig(t *testing.T) {
 	require.Nil(t, err)
 	T = GetUserTranslations("en")
 
-	var emailTo string = "test@example.com"
-	var emailSubject string = "Testing this email"
-	var emailBody string = "This is a test from autobot"
+	var emailTo = "test@example.com"
+	var emailSubject = "Testing this email"
+	var emailBody = "This is a test from autobot"
 
 	//Delete all the messages before check the sample email
 	DeleteMailBox(emailTo)
 
-	if err := SendMailUsingConfig(emailTo, emailSubject, emailBody, cfg); err != nil {
+	if err := SendMailUsingConfig(emailTo, emailSubject, emailBody, cfg, true); err != nil {
 		t.Log(err)
 		t.Fatal("Should connect to the STMP Server")
 	} else {
-		//Check if the email was send to the rigth email address
+		//Check if the email was send to the right email address
 		var resultsMailbox JSONMessageHeaderInbucket
 		err := RetryInbucket(5, func() error {
 			var err error
@@ -75,3 +79,78 @@ func TestSendMailUsingConfig(t *testing.T) {
 		}
 	}
 }
+
+func TestSendMailUsingConfigAdvanced(t *testing.T) {
+	cfg, _, err := LoadConfig("config.json")
+	require.Nil(t, err)
+	T = GetUserTranslations("en")
+
+	var mimeTo = "test@example.com"
+	var smtpTo = "test2@example.com"
+	var from = mail.Address{Name: "Nobody", Address: "nobody@mattermost.com"}
+	var emailSubject = "Testing this email"
+	var emailBody = "This is a test from autobot"
+
+	//Delete all the messages before check the sample email
+	DeleteMailBox(smtpTo)
+
+	// create a file that will be attached to the email
+	fileBackend, err := NewFileBackend(&cfg.FileSettings, true)
+	assert.Nil(t, err)
+	fileContents := []byte("hello world")
+	fileName := "file.txt"
+	assert.Nil(t, fileBackend.WriteFile(fileContents, fileName))
+	defer fileBackend.RemoveFile(fileName)
+
+	attachments := make([]*model.FileInfo, 1)
+	attachments[0] = &model.FileInfo{
+		Name: fileName,
+		Path: fileName,
+	}
+
+	headers := make(map[string]string)
+	headers["TestHeader"] = "TestValue"
+
+	if err := SendMailUsingConfigAdvanced(mimeTo, smtpTo, from, emailSubject, emailBody, attachments, headers, cfg, true); err != nil {
+		t.Log(err)
+		t.Fatal("Should connect to the STMP Server")
+	} else {
+		//Check if the email was send to the right email address
+		var resultsMailbox JSONMessageHeaderInbucket
+		err := RetryInbucket(5, func() error {
+			var err error
+			resultsMailbox, err = GetMailBox(smtpTo)
+			return err
+		})
+		if err != nil {
+			t.Log(err)
+			t.Fatal("No emails found for address " + smtpTo)
+		}
+		if err == nil && len(resultsMailbox) > 0 {
+			if !strings.ContainsAny(resultsMailbox[0].To[0], smtpTo) {
+				t.Fatal("Wrong To recipient")
+			} else {
+				if resultsEmail, err := GetMessageFromMailbox(smtpTo, resultsMailbox[0].ID); err == nil {
+					if !strings.Contains(resultsEmail.Body.Text, emailBody) {
+						t.Log(resultsEmail.Body.Text)
+						t.Fatal("Received message")
+					}
+
+					// verify that the To header of the email message is set to the MIME recipient, even though we got it out of the SMTP recipient's email inbox
+					assert.Equal(t, mimeTo, resultsEmail.Header["To"][0])
+
+					// verify that the MIME from address is correct - unfortunately, we can't verify the SMTP from address
+					assert.Equal(t, from.String(), resultsEmail.Header["From"][0])
+
+					// check that the custom mime headers came through - header case seems to get mutated
+					assert.Equal(t, "TestValue", resultsEmail.Header["Testheader"][0])
+
+					// ensure that the attachment was successfully sent
+					assert.Len(t, resultsEmail.Attachments, 1)
+					assert.Equal(t, fileName, resultsEmail.Attachments[0].Filename)
+					assert.Equal(t, fileContents, resultsEmail.Attachments[0].Bytes)
+				}
+			}
+		}
+	}
+}
diff --git a/web/web.go b/web/web.go
index 321d83a75..e0edd1b7a 100644
--- a/web/web.go
+++ b/web/web.go
@@ -94,7 +94,7 @@ func root(c *api.Context, w http.ResponseWriter, r *http.Request) {
 	}
 
 	if api.IsApiCall(r) {
-		api.Handle404(w, r)
+		api.Handle404(c.App, w, r)
 		return
 	}
 
diff --git a/web/web_test.go b/web/web_test.go
index 21a7968b3..c8d64c61d 100644
--- a/web/web_test.go
+++ b/web/web_test.go
@@ -44,7 +44,10 @@ func Setup() *app.App {
 	}
 	prevListenAddress := *a.Config().ServiceSettings.ListenAddress
 	a.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ListenAddress = ":0" })
-	a.StartServer()
+	serverErr := a.StartServer()
+	if serverErr != nil {
+		panic(serverErr)
+	}
 	a.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ListenAddress = prevListenAddress })
 	api4.Init(a, a.Srv.Router, false)
 	api3 := api.Init(a, a.Srv.Router)