public function actionList()
 {
     $models = Commits::model()->findAll();
     if (empty($models)) {
         $this->_sendResponse(404, 'No records found.  Try flushing the database?');
     } else {
         $rows = array();
         foreach ($models as $model) {
             $row = $model->attributes;
             $row['author'] = $model->author;
             $rows[] = $row;
         }
         $this->_sendResponse(200, CJSON::encode($rows));
     }
 }