Implement team check on challenge selection system

Plugins/Nautilus.Game.Arcade/src/nautilus/game/arcade/game/games/mineware/BawkBawkBattles.java

@@ -307,8 +307,14 @@ public class BawkBawkBattles extends TeamGame implements IThrown
 		int minCount = settings.getMinPlayers();
 		int maxCount = settings.getMaxPlayers();
 
-		// TODO: Add player team size check.
-		return participants >= minCount && participants <= maxCount;
+		boolean criteria = participants >= minCount && participants <= maxCount;
+
+		if (settings.isTeamBased())
+		{
+			return criteria && getPlayersWithRemainingLives() % 2 == 0;
+		}
+
+		return criteria;
 	}
 
 	private Challenge getChallengeInstance()

Plugins/Nautilus.Game.Arcade/src/nautilus/game/arcade/game/games/mineware/challenge/Challenge.java

@@ -94,6 +94,7 @@ public abstract class Challenge implements Listener
 	 */
 	public void onStart()
 	{
+
 	}
 
 	/**
@@ -101,6 +102,7 @@ public abstract class Challenge implements Listener
 	 */
 	public void onEnd()
 	{
+
 	}
 
 	/**