[fix] Identity view: disable share button while loading

www/templates/wot/view_identity.html

@@ -47,6 +47,7 @@
     <a id="wot-share-anchor-{{::formData.pubkey}}"></a>
     <div class="hidden-xs hidden-sm padding text-center">
       <button class="button button-stable button-small-padding icon ion-android-share-alt ink"
+              ng-disabled="loading"
               ng-click="showSharePopover($event)"
               title="{{'COMMON.BTN_SHARE' | translate}}">
       </button>