Merged revisions 2741-2788 from SVN stable branch.

tbrehm

2011-11-21 edf806b98d675a2037b019644aff76b7e8b7738c

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