message: Fix deep link demo
diff: <div id="main_content">
  <section class="options">
  <h2>With history enabled</h2>
  - <ul class="demo_activity">
  + <ul class="demo_history">
  <li><a href="images/demo1.jpg" data-imagelightbox="hist"><img src="images/thumb1.jpg"></a></li>
  <li><a href="images/demo2.jpg" data-imagelightbox="hist"><img src="images/thumb2.jpg"></a></li>
  <li><a href="images/demo3.jpg" data-imagelightbox="hist"><img src="images/thumb3.jpg"></a></li>
  </ul>
  - <pre><code>$('a[data-imagelightbox="a"]')
  + <pre><code>$('a[data-imagelightbox="hist"]')
  .imageLightbox({history: true});
  </code></pre>
  