gInventory.cleanupInventory() wasn't called on shutdown.

indra/newview/llappviewer.cpp

@@ -1355,6 +1355,11 @@ bool LLAppViewer::cleanup()
 	if( gViewerWindow)
 		gViewerWindow->shutdownViews();
 
+	llinfos << "Cleaning up Inventory" << llendflush;
+	
+	// Cleanup Inventory after the UI since it will delete any remaining observers
+	// (Deleted observers should have already removed themselves)
+	gInventory.cleanupInventory();
 
 	llinfos << "Cleaning up Selections" << llendflush;