Merge pull request #9353 from nextcloud/feature/4724/versions_dav

apps/files_versions/appinfo/info.xml

apps/files_versions/composer/composer/autoload_classmap.php

apps/files_versions/composer/composer/autoload_static.php

apps/files_versions/lib/AppInfo/Application.php

apps/files_versions/lib/Sabre/RestoreFolder.php

apps/files_versions/lib/Sabre/RootCollection.php

apps/files_versions/lib/Sabre/VersionCollection.php

apps/files_versions/lib/Sabre/VersionFile.php

apps/files_versions/lib/Sabre/VersionHome.php

apps/files_versions/lib/Sabre/VersionRoot.php