Document the new 'serial' and 'delegate_to' features.

index.html

@@ -213,6 +213,8 @@ Infrastructure should be easy and powerful to command, but it should not look li
 </tr>
 <tr><td>Modules can be written in ANY language</td>
 </tr>
+<tr><td>Orchestrates load balancer rotations and outage windows</td>
+</tr>
 <tr><td>Awesome API for creating very powerful distributed applications</td>
 </tr>
 <tr><td>Pluggable transports (SSH is just the default)</td>
@@ -417,7 +419,7 @@ Puppet Labs, and is now with <a class="reference external" href="http://rpath.co
 </p>
 <p>
         &copy; Copyright 2012 Michael DeHaan.<br/>
-      Last updated on Aug 17, 2012.<br/>
+      Last updated on Aug 18, 2012.<br/>
     </p>
   </div>
 </footer>