[polari/wip/raresv/popoverRebasedOnTracker] send the nickname along with the contacts-changed signal

[Rares Visalom <raresvisalom src gnome org>]

commit 1c7ad6b2459040f9f6a34ae79619bf0d3bc7d6d1
Author: raresv <rares visalom gmail com>
Date:   Wed Jul 20 18:03:40 2016 +0300

    send the nickname along with the contacts-changed signal

 src/userTracker.js |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)
---
diff --git a/src/userTracker.js b/src/userTracker.js
index b427ffb..51a4a4c 100644
--- a/src/userTracker.js
+++ b/src/userTracker.js
@@ -65,7 +65,8 @@ const UserTracker = new Lang.Class({
          * by using the baseNick in details but passing the actual
          * nick) */
         'contacts-changed': {
-            flags: GObject.SignalFlags.DETAILED
+            flags: GObject.SignalFlags.DETAILED,
+            param_types: [GObject.TYPE_STRING]
         }
     },
 
@@ -247,7 +248,7 @@ const UserTracker = new Lang.Class({
         if (this._pushMember(roomMap, baseNick, member) == 1)
             this._runHandlers(room, member, status);
 
-        this.emit("contacts-changed::" + baseNick);
+        this.emit("contacts-changed::" + baseNick, member.alias);
     },
 
     _popMember: function(map, baseNick, member) {
@@ -269,7 +270,7 @@ const UserTracker = new Lang.Class({
             if (nContacts == 0) {
                 this.emit("status-changed::" + baseNick, member.alias, status);
             }
-            this.emit("contacts-changed::" + baseNick);
+            this.emit("contacts-changed::" + baseNick, member.alias);
 
             let notifyActionName = this.getNotifyActionName(member.alias);
             let notifyAction = this._app.lookup_action(notifyActionName);