fixed mapping BC break
fixed mapping BC break

sonata-project/SonataDoctrinePhpcrAdminBundle,sonata-project/SonataDoctrinePhpcrAdminBundle,peterkokot/SonataDoctrinePhpcrAdminBundle,sonata-project/SonataDoctrinePhpcrAdminBundle,tackerm/SonataDoctrinePhpcrAdminBundle,tackerm/SonataDoctrinePhpcrAdminBundle,tackerm/SonataDoctrinePhpcrAdminBundle,tackerm/SonataDoctrinePhpcrAdminBundle