public function listAction(Request $request)
    {
        $response = $this->getCacheTimeKeeper()->getResponse('AnimeDbCatalogBundle:Storage');
        // response was not modified for this request
        if ($response->isNotModified($request)) {
            return $response;
        }

        /* @var $rep StorageRepository */
        $rep = $this->getDoctrine()->getRepository('AnimeDbCatalogBundle:Storage');

        return $this->render('AnimeDbCatalogBundle:Storage:list.html.twig', [
            'storages' => $rep->getList(),
        ], $response);
    }