Move config.php to lib/fog/Config.class.php.  Update init and installers for this change.  Fix my scripts to remove the ^M lines from the system.php file after initial edit.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@1840 71f96598-fa45-0410-b640-bcd6f8691b32