Minor - Fix php code

src/ThemeBundle/Theme/ThemeManager.php

@@ -4,7 +4,6 @@
 
 namespace Chamilo\ThemeBundle\Theme;
 
-use Chamilo\FoundationBundle\Util\DependencyResolverInterface;
 use Symfony\Component\DependencyInjection\ContainerAwareInterface;
 use Symfony\Component\DependencyInjection\ContainerAwareTrait;
 use Symfony\Component\HttpKernel\Config\FileLocator;

src/UserBundle/Repository/UserRepository.php

@@ -49,7 +49,6 @@ use Chamilo\TicketBundle\Entity\Ticket;
 use Chamilo\UserBundle\Entity\User;
 use Doctrine\Common\Collections\Criteria;
 use Doctrine\ORM\Query\Expr\Join;
-use Symfony\Component\Finder\Finder;
 use Symfony\Component\Security\Core\Exception\UsernameNotFoundException;
 use Symfony\Component\Serializer\Encoder\JsonEncoder;
 use Symfony\Component\Serializer\Normalizer\GetSetMethodNormalizer;