public ActionResult DeleteConfirmed([Bind(Include = "Id")] PreferencesFormViewModel preferences)
        {
            PreferencesPivot preference = Mapper.Map <PreferencesFormViewModel, PreferencesPivot>(preferences);
            PreferencesPivot per        = preferencesServise.GetPreferences(preferences.Id);


            preferencesServise.DeletPreferencesPivot(per);
            // db.SaveChanges();
            preferencesServise.SavePreferencesPivot();
            return(RedirectToAction("Index"));
        }