[Fixed] A bug, where arena game immediately ends when the latest wave should start. [Fixed] Now players can leave the arena during the final game countdown and not lost any rewards. [Fixed] Players can not move arena lobby items in their inventory anymore. [Fixed] Disabled arenas will not prevent mob spawning in their areas anymore. [Fixed] AMA will not change Target AI for MythicMobs anymore. [Fixed] Added missing equipment items to some of default mobs.