[tx-robot] updated from transifex

apps/files/l10n/az.php

apps/files/l10n/cs_CZ.php

apps/files/l10n/sk_SK.php

apps/files_encryption/l10n/az.php

apps/files_encryption/l10n/sk_SK.php

apps/files_external/l10n/az.php

apps/files_external/l10n/sk_SK.php

apps/files_sharing/l10n/az.php

apps/files_sharing/l10n/bg_BG.php

apps/files_sharing/l10n/cs_CZ.php

apps/files_sharing/l10n/en_GB.php

apps/files_sharing/l10n/fa.php

apps/files_sharing/l10n/sk_SK.php

apps/files_trashbin/l10n/az.php

apps/user_ldap/l10n/az.php

apps/user_ldap/l10n/bn_BD.php

apps/user_ldap/l10n/sk_SK.php

core/l10n/az.php

core/l10n/bn_BD.php

l10n/ach/core.po