cleaner key getter method
cleaner key getter method

greg0ire/SonataAdminBundle,OskarStark/SonataAdminBundle,jordisala1991/SonataAdminBundle,ARTACK/SonataAdminBundle,ARTACK/SonataAdminBundle,mweimerskirch/SonataAdminBundle,osavchenko/SonataAdminBundle,osavchenko/SonataAdminBundle,osavchenko/SonataAdminBundle,OskarStark/SonataAdminBundle,OskarStark/SonataAdminBundle,jordisala1991/SonataAdminBundle,sonata-project/SonataAdminBundle,greg0ire/SonataAdminBundle,greg0ire/SonataAdminBundle,Armstrong1992/SonataAdminBundle,jordisala1991/SonataAdminBundle,peter-gribanov/SonataAdminBundle,ossinkine/SonataAdminBundle,osavchenko/SonataAdminBundle,peter-gribanov/SonataAdminBundle,ossinkine/SonataAdminBundle,mweimerskirch/SonataAdminBundle,osavchenko/SonataAdminBundle,OskarStark/SonataAdminBundle,ARTACK/SonataAdminBundle,peter-gribanov/SonataAdminBundle,jordisala1991/SonataAdminBundle,ossinkine/SonataAdminBundle,sonata-project/SonataAdminBundle,mweimerskirch/SonataAdminBundle,Armstrong1992/SonataAdminBundle,ossinkine/SonataAdminBundle,ARTACK/SonataAdminBundle,mweimerskirch/SonataAdminBundle,greg0ire/SonataAdminBundle,peter-gribanov/SonataAdminBundle