Horntail PQ & Exped + Equip levelup fix

Added Horntail PQ and boss fight. Fixed short integer overflow of
equipment stats on client messing up player stats.

src/server/life/MapleNPC.java

@@ -54,6 +54,7 @@ public class MapleNPC extends AbstractLoadedMapleLife {
 
     @Override
     public void sendDestroyData(MapleClient client) {
+        client.announce(MaplePacketCreator.removeNPCController(getObjectId()));
         client.announce(MaplePacketCreator.removeNPC(getObjectId()));
     }