Only add classes to compile on PHP < 7.0 (#1275)
Only add classes to compile on PHP < 7.0 (#1275)


vyshkant/SonataMediaBundle,vyshkant/SonataMediaBundle,jerome-fix/SonataMediaBundle,hug963/SonataMediaBundle,OskarStark/SonataMediaBundle,vyshkant/SonataMediaBundle,vyshkant/SonataMediaBundle,sonata-project/SonataMediaBundle,OskarStark/SonataMediaBundle,OskarStark/SonataMediaBundle,hug963/SonataMediaBundle,OskarStark/SonataMediaBundle,hug963/SonataMediaBundle,vyshkant/SonataMediaBundle,jerome-fix/SonataMediaBundle,jerome-fix/SonataMediaBundle,jerome-fix/SonataMediaBundle,hug963/SonataMediaBundle,hug963/SonataMediaBundle