FS#3572 - session.save_path directory listing possible for everyone

Till Brehm

2014-07-27 5aedfd4b6c0ebd2277f03b49bb21c409ac3595cc

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