Added a function to query the ispconfig version to the remote api.

Till Brehm

2013-12-30 37fccba89cabf318ea8b88bb48e2ca55ac855d6f

 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`;