Add package and app to list of machines

         <ul id=machines>
         $for machine in machines:
             <li><a href=/sites/machines/$machine["name"]>$machine["name"]</a><br>
+            <small>$machine["package"] &mdash; $machine["app"]</small><br>
             <small>$machine["ip_address"]</small></li>
         </ul>
         <form method=post action=/sites/machines>