Fixes typo for the user id node in the presence.

index.html

@@ -19,7 +19,7 @@
     <script src="libs/popover.js?v=1"></script><!-- bootstrap tooltip lib -->
     <script src="libs/toastr.js?v=1"></script><!-- notifications lib -->
     <script src="interface_config.js?v=5"></script>
-    <script src="libs/app.bundle.js?v=55"></script>
+    <script src="libs/app.bundle.js?v=56"></script>
     <script src="analytics.js?v=1"></script><!-- google analytics plugin -->
     <link rel="stylesheet" href="css/font.css?v=6"/>
     <link rel="stylesheet" href="css/toastr.css?v=1">

libs/app.bundle.js

@@ -15864,7 +15864,7 @@ module.exports = function(XMPP, eventEmitter) {
                     console.info("Ignore focus: " + from + ", real JID: " + member.jid);
                 }
                 else {
-                    var id = $(pres).find('>userID').text();
+                    var id = $(pres).find('>userId').text();
                     var email = $(pres).find('>email');
                     if (email.length > 0) {
                         id = email.text();

modules/xmpp/strophe.emuc.js

@@ -219,7 +219,7 @@ module.exports = function(XMPP, eventEmitter) {
                     console.info("Ignore focus: " + from + ", real JID: " + member.jid);
                 }
                 else {
-                    var id = $(pres).find('>userID').text();
+                    var id = $(pres).find('>userId').text();
                     var email = $(pres).find('>email');
                     if (email.length > 0) {
                         id = email.text();