Undone some changes from vhostalias merge.

Marius Cramer

2014-01-24 29e1b0c9d76d3b4cb4666da67bd541b1a8ae7189

1
ALTER TABLE  `sys_session` CHANGE  `session_id`  `session_id` VARCHAR( 64 ) CHARACTER SET latin1 COLLATE latin1_swedish_ci NOT NULL;