Copied files from svn 3.0.5 stable branch (git migration)

Marius Cramer

2013-10-14 992797f73c92b413a7fecff02c27c61b7db55b43

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ALTER TABLE `shell_user` CHANGE `ssh_rsa` `ssh_rsa` TEXT CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '';