Misc fixes.

Source/Game/Entities/StatSystem.cs

@@ -477,8 +477,11 @@ namespace Game.Entities
                     val = maxHealth;
             }
 
+            ulong oldVal = GetHealth();
             SetUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.Health), val);
 
+            TriggerOnHealthChangeAuras(oldVal, val);
+
             // group update
             Player player = ToPlayer();
             if (player)

Source/Game/Entities/Transport.cs

@@ -547,7 +547,7 @@ namespace Game.Entities
         void LoadStaticPassengers()
         {
             uint mapId = (uint)GetGoInfo().MoTransport.SpawnMap;
-            var cells = Global.ObjectMgr.GetMapObjectGuids(mapId, (byte)GetMap().GetDifficultyID());
+            var cells = Global.ObjectMgr.GetMapObjectGuids(mapId, GetMap().GetDifficultyID());
             if (cells == null)
                 return;
             foreach (var cell in cells)