$response->headers->set('Cache-Control', 'no-cache, no-store, private');
$response->headers->set('Expires', 'Sun, 12 Jul 2015 19:01:00 GMT');
$response->headers->set('Cache-Control', 'no-cache, no-store, private');
$response->headers->set('Expires', 'Sun, 12 Jul 2015 19:01:00 GMT');