Added OnRemoveScript(uint localID, LLUUID itemID) event , trigged when a script in a primitive is deleted.

OpenSim/Region/Examples/SimpleApp/MyNpcCharacter.cs

@@ -79,6 +79,7 @@ namespace SimpleApp
         public event ConfirmXfer OnConfirmXfer;
         public event RezScript OnRezScript;
         public event UpdateTaskInventory OnUpdateTaskInventory;
+        public event RemoveTaskInventory OnRemoveTaskItem;
 
         public event UUIDNameRequest OnNameFromUUIDRequest;