3.9.3.4.2: Fixes

Fixes for match join requirements
(real) Fix for PreReqs that have a money option
3.9.3: New Features:

Again works from 1.2.5 through 1.6.2
you can now choose to have Team Rating or a Solo Rating (limited atm)
Fixes:

Fixes for 3.9.3 (with arenas not being restarted)
Fix for some messages
Fix for NPE on sign clicks in waitrooms
Fix for signs with specified arenas that are more than 1 player for team size