++online chat ++ungleich contact info

content/u/blog/southpole-meets-ungleich/contents.lr

@@ -105,4 +105,5 @@ If you like to discuss sustainability topics, we invite you to get in
 touch with us:
 
 * [Get in touch with South Pole](https://www.southpole.com/contacts)
-* Get in touch with ungleich
+* [Get in touch with ungleich](/u/contact/)
+* [Join the online chat for sustainability](https://chat.with.ungleich.ch)

templates/layout-2020.html

@@ -92,6 +92,9 @@
           <li class="nav-item">
             <a class="nav-link" href="/u/events/">EVENTS</a>
           </li>
+          <li class="nav-item">
+            <a class="nav-link" href="/u/contact/">CONTACT</a>
+          </li>
         </ul>
         <form class="form-inline my-2 my-lg-0"
               action="https://search.ungleich.ch/yacysearch.html" method="get">