Update index.html

Author: jamescheney

index.html

@@ -271,6 +271,7 @@ <h2>Core team</h2>
           <li><a href="https://www.dhil.net/research/">Daniel Hillerstr&ouml;m</a>.</li>
           <li><a href="http://rudi-horn.de/About">Rudi Horn</a></li>
           <li><a href="http://homepages.inf.ed.ac.uk/slindley/">Sam Lindley</a>.</li>
+		<li>Wilmer Ricciotti</li>
           <li><a href="http://ics.p.lodz.pl/~stolarek">Jan Stolarek</a>.</li>
           <li><a href="http://homepages.inf.ed.ac.uk/wadler/">Philip Wadler</a>.</li>
         </ul>