Add Petra ( https://github.com/Peeja ) to Acks for #685

ED/protocol.html

@@ -1697,6 +1697,7 @@ <h2 property="schema:name">Acknowledgements</h2>
                 <li>Patrick Hochstenbach</li>
                 <li>Paul Friedman</li>
                 <li>Pete Edwards</li>
+                <li>Petra Jaros</li>
                 <li>phtyson</li>
                 <li>Pierre-Antoine Champin</li>
                 <li>Pieter Colpaert</li>