Remember to take the entry fee.

The takeFee call was accidentally left out in the join/leave refactor (this commit: b1c6b61827).

src/main/java/com/garbagemule/MobArena/ArenaImpl.java

@@ -668,6 +668,8 @@ public class ArenaImpl implements Arena
 
         specPlayers.remove(p);
 
+        takeFee(p);
+
         // Announce globally (must happen before moving player)
         if (settings.getBoolean("global-join-announce", false)) {
             if (lobbyPlayers.isEmpty()) {