replaced some var_export() with json_encode() for better readability
replaced some var_export() with json_encode() for better readability

hason/DoctrineBundle,nicolas-grekas/DoctrineBundle,mikeSimonson/DoctrineBundle,skafandri/DoctrineBundle,mikeSimonson/DoctrineBundle,fervo/DoctrineBundle,OskarStark/DoctrineBundle,lafourchette/DoctrineBundle,hacfi/DoctrineBundle,Soullivaneuh/DoctrineBundle,chrisguitarguy/DoctrineBundle,hacfi/DoctrineBundle,gencer/DoctrineBundle,javiereguiluz/DoctrineBundle,fabpot/DoctrineBundle,fabpot/DoctrineBundle,nicolas-grekas/DoctrineBundle,Soullivaneuh/DoctrineBundle,hason/DoctrineBundle,skafandri/DoctrineBundle,OskarStark/DoctrineBundle,javiereguiluz/DoctrineBundle,dunglas/DoctrineBundle,stof/DoctrineBundle,gencer/DoctrineBundle,doctrine/DoctrineBundle,chrisguitarguy/DoctrineBundle,fervo/DoctrineBundle