[tx-robot] updated from transifex

apps/files_sharing/l10n/pt_PT.php

apps/files_versions/l10n/pt_PT.php

core/l10n/el.php

core/l10n/fr.php

core/l10n/ja_JP.php

core/l10n/th_TH.php

l10n/el/core.po

l10n/fr/core.po

l10n/ja_JP/core.po

l10n/pt_PT/files_sharing.po

l10n/pt_PT/files_versions.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_versions.pot

l10n/templates/lib.pot

l10n/templates/settings.pot

l10n/templates/user_ldap.pot