gui: Show introducedBy (fixes #3809)

gui/default/index.html

@@ -579,6 +579,10 @@
                       <th><span class="fa fa-fw fa-thumbs-o-up"></span>&nbsp;<span translate>Introducer</span></th>
                       <td translate class="text-right">Yes</td>
                     </tr>
+                    <tr ng-if="deviceCfg.introducedBy">
+                      <th><span class="fa fa-fw fa-meh-o"></span>&nbsp;<span translate>Introduced By</span></th>
+                      <td translate class="text-right">{{ deviceName(findDevice(deviceCfg.introducedBy)) || deviceCfg.introducedBy.substring(0, 5) }}</td>
+                    </tr>
                     <tr ng-if="connections[deviceCfg.deviceID].clientVersion">
                       <th><span class="fa fa-fw fa-tag"></span>&nbsp;<span translate>Version</span></th>
                       <td class="text-right">{{connections[deviceCfg.deviceID].clientVersion}}</td>