Fixed bug #454: remote exploit where attacker was able to inject code into the log file using save.php - to execute the injected code and attached commands by a broken MySQL command.

git-svn-id: file:///Users/Shitiz/Downloads/lssvn/source/phpsurveyor@1656 b72ed6b6-b9f8-46b5-92b4-906544132732