[tx-robot] updated from transifex

apps/files/l10n/sl.php

apps/files_external/l10n/cs_CZ.php

apps/files_external/l10n/ko.php

apps/files_external/l10n/sl.php

apps/files_external/l10n/zh_CN.php

l10n/cs_CZ/files_external.po

l10n/it/files_sharing.po

l10n/ko/files_external.po

l10n/ko/lib.po

l10n/pt_PT/lib.po

l10n/sl/files.po

l10n/sl/files_external.po

l10n/templates/core.pot

l10n/templates/files.pot

l10n/templates/files_encryption.pot

l10n/templates/files_external.pot

l10n/templates/files_sharing.pot

l10n/templates/files_trashbin.pot

l10n/templates/files_versions.pot

l10n/templates/lib.pot