Add DigitalOcean hosting to Community page.

content/community.html

@@ -49,6 +49,9 @@ title: Community
     We would also like to acknowledge early contributions by engineers from
     <a href="https://www.docker.com/">Docker</a> and <a href="http://www.boxever.com/">Boxever</a>.
   </p>
+  <p>
+    Special thanks to <a href="https://digitalocean.com/">DigitalOcean</a> for providing hosting resources.
+  </p>
   <p>
     The Prometheus logo was contributed by <a href="http://www.makingstuffmove.com/">Robin Greenwood</a>.
   </p>