message: Do not display if no title
diff: @@ -13,6 +13,6 @@ export default Component.extend({
  getModelTitle: task(function * () {
  let card = this.model;
  let title = yield this.cardstackData.getCardMeta(card, 'title');
  - this.set('title', title || 'Untitled');
  + this.set('title', title || '');
  }).on('init'),
  });
  