[tx-robot] updated from transifex

apps/files/l10n/sl.php

apps/files_encryption/l10n/es.php

apps/files_external/l10n/zh_TW.php

apps/files_sharing/l10n/es.php

apps/files_sharing/l10n/ja.php

apps/files_sharing/l10n/nl.php

apps/user_ldap/l10n/sl.php

core/l10n/es.php

core/l10n/ja.php

core/l10n/nl.php

core/l10n/sl.php

core/l10n/zh_TW.php

l10n/es/core.po

l10n/es/files_encryption.po

l10n/es/files_sharing.po

l10n/ja/core.po

l10n/ja/files_external.po

l10n/ja/files_sharing.po

l10n/ja/settings.po

l10n/nl/core.po