content: import React from 'react';
  import ReactDOM from 'react-dom';
  import {Router} from 'react-router';
  import createBrowserHistory from 'history/lib/createBrowserHistory';
  import Routes from './routes';
  import ReactRouterRelay from 'react-router-relay';
  
  ReactDOM.render(
    <Router
      history={createBrowserHistory()}
      createElement={ReactRouterRelay.createElement}
    >
      {Routes}
    </Router>,
    document.getElementById('root')
  );
  