implement setMetadataValue()
implement setMetadataValue()

OskarStark/SonataMediaBundle,hug963/SonataMediaBundle,vyshkant/SonataMediaBundle,jerome-fix/SonataMediaBundle,hug963/SonataMediaBundle,bgaleotti/SonataMediaBundle,rmzamora/SonataMediaBundle,peterkokot/SonataMediaBundle,OskarStark/SonataMediaBundle,hug963/SonataMediaBundle,rmzamora/SonataMediaBundle,hug963/SonataMediaBundle,phansys/SonataMediaBundle,Soullivaneuh/SonataMediaBundle,nicolasricci/SonataMediaBundle,jerome-fix/SonataMediaBundle,vyshkant/SonataMediaBundle,kyaroslav/SonataMediaBundle,bgaleotti/SonataMediaBundle,vyshkant/SonataMediaBundle,Soullivaneuh/SonataMediaBundle,Soullivaneuh/SonataMediaBundle,nicolasricci/SonataMediaBundle,rmzamora/SonataMediaBundle,OskarStark/SonataMediaBundle,vyshkant/SonataMediaBundle,Soullivaneuh/SonataMediaBundle,vyshkant/SonataMediaBundle,nicolasricci/SonataMediaBundle,jerome-fix/SonataMediaBundle,OskarStark/SonataMediaBundle,kyaroslav/SonataMediaBundle,peterkokot/SonataMediaBundle,hug963/SonataMediaBundle,bgaleotti/SonataMediaBundle,peterkokot/SonataMediaBundle,sonata-project/SonataMediaBundle,jerome-fix/SonataMediaBundle,nicolasricci/SonataMediaBundle,Soullivaneuh/SonataMediaBundle,bgaleotti/SonataMediaBundle,phansys/SonataMediaBundle,nicolasricci/SonataMediaBundle