content: import React from 'react';
  import { Grid } from 'react-bootstrap';
  
  export const App = React.createClass({
    propTypes: {
      // children: React.PropTypes.element.isRequired,
    },
    render() {
      return <div>
        <Grid>
          { this.props.children }
        </Grid>
      </div>;
    },
  });
  