Removed implemented functions from TODO.txt

Till Brehm

2016-01-29 5929a3e4b11ea7b38c96bd285c8a535b8d722c15

 install/sql/incremental/upd_0011.sql

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