Add select text on click

add (again?) select text on click
- device ID
- remote device ID
- API key

gui/syncthing/device/editDeviceModalView.html

@@ -15,7 +15,7 @@
             <datalist id="discovery-list" ng-if="!editingExisting">
               <option ng-repeat="(id, data) in discovery" value="{{id}}" />
             </datalist>
-            <div ng-if="editingExisting" class="well well-sm text-monospace">{{currentDevice.deviceID}}</div>
+            <div ng-if="editingExisting" class="well well-sm text-monospace" select-on-click>{{currentDevice.deviceID}}</div>
             <p class="help-block">
               <span translate ng-if="deviceEditor.deviceID.$valid || deviceEditor.deviceID.$pristine">The device ID to enter here can be found in the "Edit > Show ID" dialog on the other device. Spaces and dashes are optional (ignored).</span>
               <span translate ng-show="!editingExisting && (deviceEditor.deviceID.$valid || deviceEditor.deviceID.$pristine)">When adding a new device, keep in mind that this device must be added on the other side too.</span>

gui/syncthing/device/idqrModalView.html

@@ -1,4 +1,4 @@
 <modal id="idqr" status="info" icon="qrcode" title="{{'Device Identification' | translate}} - {{deviceName(thisDevice())}}" large="yes" close="yes">
-  <div class="well well-sm text-monospace text-center">{{myID}}</div>
+  <div class="well well-sm text-monospace text-center" select-on-click>{{myID}}</div>
   <img ng-if="myID" class="center-block img-thumbnail" ng-src="qr/?text={{myID}}"/>
 </modal>

gui/syncthing/settings/settingsModalView.html

@@ -108,7 +108,7 @@
 
             <div class="form-group">
               <label translate>API Key</label>
-              <div class="well well-sm text-monospace">{{tmpGUI.apiKey || "-"}}</div>
+              <div class="well well-sm text-monospace" select-on-click>{{tmpGUI.apiKey || "-"}}</div>
               <button type="button" class="btn btn-sm btn-default" ng-click="setAPIKey(tmpGUI)">
                 <span class="fa fa-repeat"></span>&nbsp;<span translate>Generate</span>
               </button>