GODT-1346: GODT-1340 GODT-1315 QML changes

GODT-1365: Create ComboBox component
GODT-1338: GODT-1343 Help view buttons
GODT-1340: Not crashing, user list updating in main thread.
GODT-1345: adding panic handlers

internal/frontend/clientconfig/config_applemail.go

@@ -99,10 +99,10 @@ func saveConfigTemporarily(mc *mobileconfig.Config) (fname string, err error) {
 	}
 
 	// Make sure the temporary file is deleted.
-	go (func() {
+	go func() {
 		<-time.After(10 * time.Minute)
 		_ = os.RemoveAll(dir)
-	})()
+	}()
 
 	// Make sure the file is only readable for the current user.
 	fname = filepath.Clean(filepath.Join(dir, "protonmail.mobileconfig"))