allow + for local-part in dns-soa (Fixes: #3836)

Florian Schaal

2016-04-29 844eabedb642ef1b45ff48feb823c619374b9ba7

 install/sql/incremental/upd_0027.sql

New file
@@ -0,0 +1 @@
ALTER TABLE  `mail_user` ADD  `autoresponder_subject` VARCHAR(255) NOT NULL DEFAULT 'Out of office reply' AFTER  `autoresponder_end_date`;