message: By default only enable regular cartoons
  This is what many people want, so provide one set of polygons
diff: @@ -124,13 +124,13 @@ struct LayerCartoon : Core::LayerData
  {
  widget = nullptr;
  QSettings settings;
  - showBackbone = settings.value("cartoon/backbone", true).toBool();
  + showBackbone = settings.value("cartoon/backbone", false).toBool();
  showCartoon = settings.value("cartoon/cartoon", true).toBool();
  showTrace = settings.value("cartoon/trace", false).toBool();
  showTube = settings.value("cartoon/tube", false).toBool();
  showRibbon = settings.value("cartoon/ribbon", false).toBool();
  showRope = settings.value("cartoon/rope", false).toBool();
  - showSimpleCartoon = settings.value("cartoon/simplecartoon", true).toBool();
  + showSimpleCartoon = settings.value("cartoon/simplecartoon", false).toBool();
  }
  ~LayerCartoon() override
  