text: import React from 'react';
  import { Link } from 'react-router';
  
  export default class Layout extends React.Component {
      render () {
          return (
              <div className="app-container">
                  <header>
                      <Link to="/">
                          <img className="logo" src="/img/logo.png"/>
                      </Link>
                  </header>
                  <div className="app-content">{this.props.children}</div>
                  <footer>
                      <p>
                          This is a demo app!
                      </p>
                  </footer>
              </div>
          );
      }
  }