content: import React from 'react';
  import { createHistory, createHashHistory } from 'history';
  import Root from './Root';
  import ReactDOM from 'react-dom';
  import '../lib/jquery-2.2.0.min.js';
  import '../css/style.css';
  import '../css/AdminLTE.min.css';
  import '../css/skins/_all-skins.min.css';
  import '../css/ionicons.min.css';
  import '../css/bootstrap.min.css';
  import '../css/bootstrap-theme.min.css';
  
  
  const rootEl = document.getElementById('root');
  // Use hash location for Github Pages
  // but switch to HTML5 history locally.
  const history = process.env.NODE_ENV === 'production' ?
    createHashHistory() :
    createHistory();
  
  ReactDOM.render(<Root history={history} />, rootEl);
  