content: import React from 'react';
  import { Link, History } from 'react-router';
  
  export default React.createClass({
    mixins: [History],
    render: function() {
      return (<nav>
        {this.props.items.map(item => {
          return (<Link to={item.link}
            key={item.label}
            className={this.history.isActive(item.link) ? 'active' : ''}>
            <span className={`fa ${item.icon}`} />
            <span className="icon-label">{item.label}</span>
          </Link>);
        })}
      </nav>);
    }
  });
  