old_contents: define([
      'react',
      'lodash'
  ], function (React, _) {
      'use strict';
      return function () {
          return React.DOM.div({});
      };
  });
  
new_contents: /*eslint new-cap:0,no-unused-vars:0*/
  define([
      'react',
      'lodash'
  ], function (React, _) {
      'use strict';
      return function () {
          return React.DOM.div({});
      };
  });
subject: add grunt