public void AddStartMessage (bool isRunning = true)
		{
			if (rootTest != null) {
				Gdk.Pixbuf infoIcon = failuresTreeView.RenderIcon (Gtk.Stock.DialogInfo, Gtk.IconSize.Menu, "");
				string msg = string.Format (isRunning ? GettextCatalog.GetString ("Running tests for <b>{0}</b> configuration <b>{1}</b>") : GettextCatalog.GetString ("Test results for <b>{0}</b> configuration <b>{1}</b>"), rootTest.Name, configuration);
				startMessageIter = failuresStore.AppendValues (infoIcon, msg, rootTest, null, 0);
			} else {
				startMessageIter = Gtk.TreeIter.Zero;
			}
		}