Merge branch 'master' into fix-issue-1085

apps/files/ajax/rename.php

apps/files/js/filelist.js

apps/files/js/files.js

apps/files/l10n/cs_CZ.php

apps/files/l10n/gl.php

apps/files/l10n/ja_JP.php

apps/files/l10n/sv.php

apps/user_webdavauth/user_webdavauth.php

core/css/styles.css

core/templates/installation.php

l10n/ar/core.po

l10n/ar/files.po

l10n/bg_BG/core.po

l10n/bg_BG/files.po

l10n/bn_BD/core.po

l10n/bn_BD/files.po

l10n/ca/core.po

l10n/ca/files.po

l10n/cs_CZ/core.po

l10n/cs_CZ/files.po