hackish code to allow emptying of trash. This really should be done on the inventory server, and not from the region.

Also: it appeared to work the first try, so I have probably done something horribly wrong.

OpenSim/Region/Examples/SimpleApp/MyNpcCharacter.cs

@@ -107,6 +107,7 @@ namespace SimpleApp
         public event CreateNewInventoryItem OnCreateNewInventoryItem;
         public event CreateInventoryFolder OnCreateNewInventoryFolder;
         public event FetchInventoryDescendents OnFetchInventoryDescendents;
+        public event PurgeInventoryDescendents OnPurgeInventoryDescendents;
         public event FetchInventory OnFetchInventory;
         public event RequestTaskInventory OnRequestTaskInventory;
         public event UpdateInventoryItem OnUpdateInventoryItem;