message: use parent.makerjs
diff: @@ -398,7 +398,7 @@ namespace MakerJsRequireIframe {
  parent.MakerJsPlayground.mainThreadConstructor = function (kit, params) {
  MakerJsRequireIframe.resetLog();
  return {
  - model: makerjs.kit.construct(kit, params),
  + model: parent.makerjs.kit.construct(kit, params),
  html: MakerJsRequireIframe.getHtml()
  };
  };
  