/**
  * Returns path to app's configuration file with specified name.
  *
  * @see waSystemConfig::getConfigPath()
  * @param string $name Name of the configuration file whose path must be returned
  * @param bool $user_config Whether path to a file located in wa-config/apps/[app_id]/ directory must be returned,
  *     which is used for storing custom user configuration. If false is specified, method returns path to a file
  *     located in wa-apps/[app_id]/lib/config/.
  * @param string $app Optional app id, defaults to current app's id
  * @return string
  */
 public function getConfigPath($name, $user_config = true, $app = null)
 {
     if ($app === null) {
         $app = $this->application;
     }
     return parent::getConfigPath($name, $user_config, $app);
 }