I'm in favor of that (SVN that is, don't know Git), xp-dev have free private svn repos you can use.

http://xp-dev.com

Not had chance to properly look at this yet, been too busy , however my initial concerns have been mentioned (use of eval being one of the primary ones).
I'll research further before I make any recommendations etc.

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mysql> SELECT * FROM `users` WHERE `users`.`clue` > 0;
Empty set (0.00 sec)