static function pop()
 {
     $result = self::$messages;
     self::$messages = array();
     delete_transient(self::getTransientKey());
     if (!is_array($result)) {
         $result = array();
     }
     return $result;
 }
 static function adminNotices()
 {
     $msgs = RublonFlashMessage::pop();
     foreach ($msgs as $type => $messages) {
         foreach ($messages as $msg) {
             printf('<div class="%s"><p>%s</p></div>', $type, $msg);
         }
     }
 }