added ubuntu version detection by MarciPain

cfoe

2012-06-30 d281bb403b723fb2ddaf24e90c6e307f766e0371

 install/sql/incremental/upd_0011.sql

New file
@@ -0,0 +1,2 @@
-- use text for groups
ALTER TABLE `sys_user` CHANGE `groups` `groups` TEXT;