Fix twig requirement constraint
Fix twig requirement constraint

fervo/DoctrineBundle,OskarStark/DoctrineBundle,OskarStark/DoctrineBundle,mikeSimonson/DoctrineBundle,fabpot/DoctrineBundle,nicolas-grekas/DoctrineBundle,gencer/DoctrineBundle,gencer/DoctrineBundle,doctrine/DoctrineBundle,nicolas-grekas/DoctrineBundle,fabpot/DoctrineBundle,fervo/DoctrineBundle,mikeSimonson/DoctrineBundle