Fixed appearance validation

Implemented proper facial hair validation
Implemented transmog Set
fix interaction of spells like Shadowmeld with Threat reducing effects

Game/AI/CoreAI/GameObjectAI.cs

@@ -26,6 +26,7 @@ namespace Game.AI
         {
             go = g;
             _scheduler = new TaskScheduler();
+            _events = new EventMap();
         }
 
         public virtual void UpdateAI(uint diff) { }
@@ -56,6 +57,7 @@ namespace Game.AI
         public virtual void EventInform(uint eventId) { }
 
         protected TaskScheduler _scheduler;
+        protected EventMap _events;
 
         public GameObject go;
     }

Game/AI/CoreAI/PetAI.cs

@@ -218,8 +218,7 @@ namespace Game.AI
                     int index = RandomHelper.IRand(0, targetSpellStore.Count - 1);
                     var tss = targetSpellStore[index];
 
-                    Spell spell = tss.Item2;
-                    Unit target = tss.Item1;
+                    (Unit target, Spell spell) = tss;
 
                     targetSpellStore.RemoveAt(index);