public function counters(\Twig_Environment $environment)
 {
     $response = '';
     foreach ($this->counter_management_manager->getProviders() as $provider) {
         if ($provider->getIdentity() !== 'persisted') {
             $response .= $environment->render('ItBlasterCounterManagementBundle:WebCounter/render:' . $provider->getIdentity() . '.html.twig', array('web_counter_list' => $provider->getWebCounterList()));
         }
     }
     return $response;
 }