/**
  * upload new gallery video to the database
  * @param Request $request
  * @return Response
  */
 public function uploadVideoToGallery(Request $request)
 {
     if (GalleryContent::saveContent($request, 'video', 'videoTitle', 'client/video/vid-gallery')) {
         Notify::success('Video uploaded successfully');
         return redirect()->action('AdminDashboardController@showVideoGallery');
     } else {
         Notify::error('Video is already existing in server');
         return redirect()->action('AdminDashboardController@showVideoGallery');
     }
 }