[tx-robot] updated from transifex

apps/files/l10n/pt_PT.php

apps/files_encryption/l10n/en_GB.php

apps/files_encryption/l10n/sv.php

apps/files_external/l10n/en_GB.php

apps/files_external/l10n/pt_PT.php

apps/files_external/l10n/sv.php

apps/files_sharing/l10n/pt_PT.php

apps/files_sharing/l10n/sv.php

core/l10n/en_GB.php

core/l10n/es.php

core/l10n/pt_PT.php

core/l10n/ru.php

l10n/ach/lib.po

l10n/ach/settings.po

l10n/ady/lib.po

l10n/ady/settings.po

l10n/af_ZA/lib.po

l10n/af_ZA/settings.po

l10n/ak/lib.po

l10n/ak/settings.po