Merge branch 'master' into 'master'

Marius Cramer

2015-03-31 e146fe8cebdf9201ccd67b37333a6c423ac5c1f4

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