Merged these revisions from trunk: 2153-2164,2166,2168,2171

docs/INSTALL_DEBIAN_5.0_courier_mydns.txt

install/sql/ispconfig3.sql

install/tpl/config.inc.php.master

interface/lib/classes/plugin.inc.php

interface/lib/classes/remoting.inc.php

interface/lib/classes/tform.inc.php

interface/web/dns/dns_wizard.php

interface/web/dns/form/dns_soa.tform.php

interface/web/mail/form/mail_aliasdomain.tform.php

interface/web/mail/form/mail_domain.tform.php

interface/web/mail/form/mail_domain_catchall.tform.php

interface/web/mail/form/mail_user_filter.tform.php

interface/web/mail/mail_user_edit.php

interface/web/mail/templates/mail_aliasdomain_list.htm

interface/web/monitor/lib/lang/ar.lng

interface/web/monitor/lib/lang/bg.lng

interface/web/monitor/lib/lang/cz.lng

interface/web/monitor/lib/lang/de.lng

interface/web/monitor/lib/lang/en.lng

interface/web/monitor/lib/lang/hu.lng