Fix for an issue where plugins dont get loaded when logged in with "Login as".

Till Brehm

2016-06-23 2be1de4e523cea741a000cd21acd166660d8b9c8

 install/sql/incremental/upd_0011.sql

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