anchor.diff:                      {noreply, State};
                   _Node ->
                       %% Unpublish
  -                    ok = delete_notification(Id, false, State),
  +                    ok = send_delete_notification(Id, false, State),
                       {noreply, State}
               end;
           true ->
  
positive.code:                         false -> set_pubsub_node(Id, undefined, Context);
                          true -> ok
                      end,
                      ?DEBUG("Delete OK"),
                      ok
              end
      end.
  
negative.code:     z_notifier:detach(rsc_update_done, self(), Context),
      z_notifier:detach(rsc_delete, self(), Context),
      z_notifier:detach(subscribe_to_url, self(), Context),
      z_notifier:detach(custom_pivot, {?MODULE, do_custom_pivot}, Context),
      ok.
  
  %% @spec code_change(OldVsn, State, Extra) -> {ok, NewState}
  