Merge branch 'master' into 'master'

install/dist/tpl/gentoo/amavisd-ispconfig.conf.master

install/tpl/amavisd_user_config.master

interface/lib/classes/validate_dkim.inc.php

interface/web/admin/form/server_config.tform.php

interface/web/admin/lib/lang/ar_server_config.lng

interface/web/admin/lib/lang/bg_server_config.lng

interface/web/admin/lib/lang/br_server_config.lng

interface/web/admin/lib/lang/cz_server_config.lng

interface/web/admin/lib/lang/de_server_config.lng

interface/web/admin/lib/lang/en_server_config.lng

interface/web/admin/lib/lang/es_server_config.lng

interface/web/admin/lib/lang/fi_server_config.lng

interface/web/admin/lib/lang/fr_server_config.lng

interface/web/admin/lib/lang/hr_server_config.lng

interface/web/admin/lib/lang/hu_server_config.lng

interface/web/admin/lib/lang/id_server_config.lng

interface/web/admin/lib/lang/it_server_config.lng

interface/web/admin/lib/lang/ja_server_config.lng

interface/web/admin/lib/lang/nl_server_config.lng

interface/web/admin/lib/lang/pl_server_config.lng