Add category icon for link invitation

www/teams/inner.js

@@ -217,6 +217,7 @@ define([
             if (key === 'chat') { $category.append($('<span>', {'class': 'fa fa-comments'})); }
             if (key === 'drive') { $category.append($('<span>', {'class': 'fa fa-hdd-o'})); }
             if (key === 'admin') { $category.append($('<span>', {'class': 'fa fa-cogs'})); }
+            if (key === 'link') { $category.append($('<span>', {'class': 'fa fa-envelope'})); }
 
             if (key === active) {
                 $category.addClass('cp-leftside-active');
@@ -1156,7 +1157,7 @@ define([
             // Get preview content.
             var sframeChan = common.getSframeChannel();
             sframeChan.query('Q_ANON_GET_PREVIEW_CONTENT', { seeds: seeds }, waitFor(function (json) {
-                if (json && json.error) { // XXX this is failing with "team is disabled"
+                if (json && json.error) {
                     // XXX APP.module is not ready yet?
                     // err === DELETED: different message?
                     $(errorBlock).text(Messages.error + json.error).show(); // XXX