Added ads to the demo

Sorry guys, I need to earn a living

demo/demo.html

@@ -54,6 +54,17 @@
     <li>Allows programmatic access to remove all keys for a given app</li>
   </ul>
 
+  <!-- Sorry guys, I need to earn a living -->
+  <script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>
+  <!-- ALS Leaderboard -->
+  <ins class="adsbygoogle"
+       style="display:inline-block;width:728px;height:90px"
+       data-ad-client="ca-pub-8242772837340688"
+       data-ad-slot="1586567981"></ins>
+  <script>
+  (adsbygoogle = window.adsbygoogle || []).push({});
+  </script>
+
   <h3>Usage</h3>
 
   <h6>Dependencies:</h6>