Merge pull request #22252 from owncloud/consolidate-user-set-quota

apps/files_trashbin/lib/trashbin.php

apps/files_versions/lib/storage.php

apps/provisioning_api/lib/users.php

apps/provisioning_api/tests/userstest.php

apps/user_ldap/lib/user/user.php

apps/user_ldap/tests/user/user.php

lib/private/avatar.php

lib/private/server.php

lib/private/user/user.php

lib/private/util.php

lib/public/iuser.php

settings/ajax/setquota.php

settings/controller/userscontroller.php

tests/settings/controller/userscontrollertest.php