Merge branch 'hide_client' into 'master'

Marius Cramer

2014-07-09 8164cdd8c7f87d977ec35738ca121c7fc6e1cb2e

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