[tx-robot] updated from transifex

apps/files/l10n/sk_SK.php

apps/files_encryption/l10n/lv.php

apps/files_external/l10n/af_ZA.php

apps/files_external/l10n/lv.php

apps/files_sharing/l10n/af_ZA.php

apps/files_sharing/l10n/lv.php

apps/files_trashbin/l10n/sk_SK.php

apps/files_versions/l10n/lv.php

apps/user_ldap/l10n/af_ZA.php

apps/user_ldap/l10n/ca.php

apps/user_ldap/l10n/de_DE.php

apps/user_ldap/l10n/lv.php

apps/user_ldap/l10n/sk_SK.php

apps/user_webdavauth/l10n/id.php

apps/user_webdavauth/l10n/lv.php

core/l10n/af_ZA.php

core/l10n/lv.php

l10n/af_ZA/core.po

l10n/af_ZA/files_external.po

l10n/af_ZA/files_sharing.po