public function adminAction()
 {
     $this->assertUserRights(UserRole::ROLE_ADMIN);
     $owner = $this->getProject()->getOwner();
     $subscriptionHandler = $this->get('koalamon.subscription.handler');
     $subscription = $subscriptionHandler->getSubscription($owner);
     return $this->render('KoalamonDefaultBundle:System:admin.html.twig', ['subscriptionHandler' => $subscriptionHandler, 'subscription' => $subscription, 'usedSystems' => $owner->getUsedSystems(), 'sizes' => System::getSizes()]);
 }