Testing Vault fixing

Not working btw. Committing just to update from another pc.
Really a BUNCH of fixes

1. Fixed Cube God and Skull Shrine loot behaviors to now drop at least a
100% guaranteed stat potion
2. Added a comment to let users know that to edit to make the server
public
(http://www.mpgh.net/forum/720-realm-mad-god-tutorials-source-code/648888-how-make-your-server-public-accessible-other-pcs.html)
3. Some experiments with the behavior of Scepters (tried to add the
condition effect variable, not working yet)
4. Changed the color of mana gain feedback text (didn't check yet)