/**
  * @see LazyLoadPlugin::register()
  */
 function register($category, $path)
 {
     $success = parent::register($category, $path);
     if (!Config::getVar('general', 'installed')) {
         return false;
     }
     if ($success) {
         HookRegistry::register('AcronPlugin::parseCronTab', array($this, 'callbackParseCronTab'));
     }
     return $success;
 }