Merge remote-tracking branch 'ispc/master'

Marius Cramer

2015-05-21 6b1fde7e9a450ae8e4835f7e8c2ba1f398e78c1f

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