Fix mailuser logins for systems with cutom mailuser logins.

Till Brehm

2014-09-01 285cfb7843aa4345e7e13854e6d79e4c11590269

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