Fixes: FS#3610 - The optional wrning message on form tab change is not show...

Marius Cramer

2014-08-14 12c2a9e2ae60ffc9075111bab7fc76fa36c79437

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