public function merge(array $params, &$changes = null)
 {
     if (empty($params["password"]) || empty($params["verify"]) || $params["password"] != $params["verify"]) {
         unset($params["password"]);
         unset($params["verify"]);
         //don't set the password if it was left blank or is not verified
     }
     parent::merge($params, $changes);
 }