message: Fix: content panel in composite component has underfined renderWidth
diff: @@ -525,6 +525,7 @@ export class QuestionCompositeModel extends QuestionCustomModelBase {
  protected createPanel(): PanelModel {
  var res = <PanelModel>Serializer.createClass("panel");
  res.showQuestionNumbers = "off";
  + res.renderWidth = "100%";
  var json = this.customQuestion.json;
  if (!!json.elementsJSON) {
  res.fromJSON({ elements: json.elementsJSON });
  