Fix ModelFilter to use converted values.
Fix ModelFilter to use converted values.

rschumacher/SonataDoctrineORMAdminBundle,pulzarraider/SonataDoctrineORMAdminBundle,aurelien-vtech/SonataDoctrineORMAdminBundle,aitboudad/SonataDoctrineORMAdminBundle,aurelien-vtech/SonataDoctrineORMAdminBundle,rschumacher/SonataDoctrineORMAdminBundle,mweimerskirch/SonataDoctrineORMAdminBundle,nlzet/SonataDoctrineORMAdminBundle,pulzarraider/SonataDoctrineORMAdminBundle,sonata-project/SonataDoctrineORMAdminBundle,pulzarraider/SonataDoctrineORMAdminBundle,rmzamora/SonataDoctrineORMAdminBundle,rmzamora/SonataDoctrineORMAdminBundle,rschumacher/SonataDoctrineORMAdminBundle,nlzet/SonataDoctrineORMAdminBundle,rschumacher/SonataDoctrineORMAdminBundle,nlzet/SonataDoctrineORMAdminBundle,rmzamora/SonataDoctrineORMAdminBundle,aurelien-vtech/SonataDoctrineORMAdminBundle,nlzet/SonataDoctrineORMAdminBundle,Bladrak/SonataDoctrineORMAdminBundle,EmmanuelVella/SonataDoctrineORMAdminBundle