Auto-leveling camps

src/engine/util/ZoneLevel.java

@@ -13,6 +13,9 @@ public class ZoneLevel {
     public static final int campLvlAnnounceThreshold = 5;
     public static final int campMaxLvl = 10;
 
+    public static final int queueLengthToLevelUp = 5;
+    public static final int msToLevelDown = 60 * 1000;
+
     private static final String[] nameMap =
             {
               "",