Update GameType.java

added "UHC Champions" game
Merge pull request #9 from Razdom/patch-1

Update GameType.java
Fix an oops in GameType.
Merge pull request #10 from ZeroErrors/master

Fix an oops in GameType.
This needs to respect the actual ID used in our backend.

And yes, UHC has been in our system longer than Cops and Crims has.