private function saveResponses($formQuestion, $question, $modif)
 {
     for ($cptReponse = 1; $cptReponse < 5; $cptReponse++) {
         if ($formQuestion['response' . $cptReponse]->getData() != null) {
             if ($modif) {
                 $response = $this->getDoctrine()->getManager()->getRepository('AppBundle:Reponse')->findOneBy(array('question' => $question->getId()), array(), 1, $cptReponse - 1);
             } else {
                 $response = new Reponse();
                 $response->setQuestion($question);
             }
             $response->setDescription($formQuestion['response' . $cptReponse]->getData());
             $response->setValid($formQuestion['correct' . $cptReponse]->getData());
             $this->getDoctrine()->getManager()->persist($response);
         }
     }
     $this->getDoctrine()->getManager()->flush();
 }