code: function getUIPart(appName, route) {
      var rootDir = this.pancakes.getRootDir();
      var filePath = path.join(rootDir, 'app', appName, 'pages', route.name + '.page.js');
      return this.loadUIPart(appName, filePath);
  }
docs: Get the UI part module for a given app and route
  @param appName
  @param route
  @returns {injector.require|*|require}