merge master into mountconfig

apps/files/l10n/ca.php

apps/files/l10n/cs_CZ.php

apps/files/l10n/de.php

apps/files/l10n/de_DE.php

apps/files/l10n/el.php

apps/files/l10n/es_AR.php

apps/files/l10n/eu.php

apps/files/l10n/fi_FI.php

apps/files/l10n/gl.php

apps/files/l10n/hu_HU.php

apps/files/l10n/it.php

apps/files/l10n/ja_JP.php

apps/files/l10n/lv.php

apps/files/l10n/pt_PT.php

apps/files/l10n/ru.php

apps/files/l10n/sk_SK.php

apps/files/l10n/vi.php

apps/files_encryption/l10n/de_DE.php

apps/files_external/lib/config.php

apps/files_external/lib/google.php