Create client.js and load bundle script in Component

- Render/mount the Component to the document node with ReactDOM
  (`client.js` is the entry point for the webpack bundle)
- Then make sure to load the `bundle.js` script in the Component

Author: remarkablemark

Component.jsx

@@ -17,6 +17,7 @@ module.exports = React.createClass({
                         <p>Isn't server-side rendering remarkable?</p>
                         <button onClick={this._handleClick}>Click Me</button>
                     </div>
+                    <script src='/bundle.js' />
                 </body>
             </html>
         );

client.js

@@ -0,0 +1,7 @@
+var React = require('react');
+var ReactDOM = require('react-dom');
+var Component = require('./Component.jsx');
+
+ReactDOM.render(
+    React.createElement(Component), document
+);