Merge pull request #1 from mortu/master

Get cross-server chat working.
Merge pull request #2 from mortu/master

Bunch of changes.
Global mute

Global mute is done!
Global mute

I had to sync this twice with the Util changes O.o
Finish off bans.

- /gban <name> <reason>
- /gunban <name>
- /gbanreason <reason>
- /gbanlist