Fixes #1141. Cannot change the StatusBar's background color. (#1142)

Terminal.Gui/Views/StatusBar.cs

@@ -130,7 +130,7 @@ namespace Terminal.Gui {
 			//}
 
 			Move (0, 0);
-			Driver.SetAttribute (Colors.Menu.Normal);
+			Driver.SetAttribute (ColorScheme.Normal);
 			for (int i = 0; i < Frame.Width; i++)
 				Driver.AddRune (' ');