message: Use packed parameter method to draw button disabled effect
diff: @@ -196,7 +196,7 @@ void Button::draw()
  /// \fixme Naive... would rather set a b&w shader instead.
  if (!enabled())
  {
  - r.drawBoxFilled(rect(), 125, 125, 125, 100);
  + r.drawBoxFilled(rect(), NAS2D::Color{125, 125, 125, 100});
  }
  }
  