Add optimize blog post

source/_includes/asides/about.html

@@ -7,6 +7,7 @@
     <li><a href='/getting-started/'>Get started with Home Assistant</a></li>
     <li><a href='/demo/'>Try the online demo</a></li>
     <li><a class="twitter-follow-button" href="https://twitter.com/Home_Assistant">Follow Home Assistant on Twitter</a></li>
+    <li><div class="fb-like" data-href="https://www.facebook.com/homeassistantio/" data-layout="standard" data-action="like" data-size="small" data-show-faces="true" data-share="false"></div></li>
   </ul>
 </section>
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