PLT-6471 Properly panic when translations can't be loaded (#6414)

* PLT-6471 Properly panic when translations can't be loaded

* Print usage messages when errors occur during CLI initialization

* Reverted behaviour of FindDir and added second return value to it

* Fixed merge conflict

cmd/platform/team.go

@@ -67,7 +67,9 @@ func init() {
 }
 
 func createTeamCmdF(cmd *cobra.Command, args []string) error {
-	initDBCommandContextCobra(cmd)
+	if err := initDBCommandContextCobra(cmd); err != nil {
+		return err
+	}
 
 	name, errn := cmd.Flags().GetString("name")
 	if errn != nil || name == "" {
@@ -100,7 +102,9 @@ func createTeamCmdF(cmd *cobra.Command, args []string) error {
 }
 
 func removeUsersCmdF(cmd *cobra.Command, args []string) error {
-	initDBCommandContextCobra(cmd)
+	if err := initDBCommandContextCobra(cmd); err != nil {
+		return err
+	}
 
 	if len(args) < 2 {
 		return errors.New("Not enough arguments.")
@@ -130,7 +134,9 @@ func removeUserFromTeam(team *model.Team, user *model.User, userArg string) {
 }
 
 func addUsersCmdF(cmd *cobra.Command, args []string) error {
-	initDBCommandContextCobra(cmd)
+	if err := initDBCommandContextCobra(cmd); err != nil {
+		return err
+	}
 
 	if len(args) < 2 {
 		return errors.New("Not enough arguments.")
@@ -160,7 +166,9 @@ func addUserToTeam(team *model.Team, user *model.User, userArg string) {
 }
 
 func deleteTeamsCmdF(cmd *cobra.Command, args []string) error {
-	initDBCommandContextCobra(cmd)
+	if err := initDBCommandContextCobra(cmd); err != nil {
+		return err
+	}
 
 	if len(args) < 1 {
 		return errors.New("Not enough arguments.")