[polari] Fix in-app notifications

[Florian Müllner <fmuellner src gnome org>]

commit 7cbf6c69cefabea159e0b8407cabf0b231862b94
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri May 30 13:38:37 2014 +0200

    Fix in-app notifications
    
    Since the reshuffling in commit 4934cf62423cbc, the two in-app
    notification queues were no longer added to the toplevel widget
    hierarchy. Whooops, fix that!
    
    https://bugzilla.gnome.org/show_bug.cgi?id=730964

 src/mainWindow.js |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/src/mainWindow.js b/src/mainWindow.js
index bd94a5f..a0b06a2 100644
--- a/src/mainWindow.js
+++ b/src/mainWindow.js
@@ -253,6 +253,9 @@ const MainWindow = new Lang.Class({
         this._roomStack = new RoomStack.RoomStack(sizeGroup);
         overlay.add(this._roomStack.widget);
 
+        overlay.add_overlay(app.notificationQueue.widget);
+        overlay.add_overlay(app.commandOutputQueue.widget);
+
         this._titlebarRight = builder.get_object('titlebar_right');
         this._titlebarLeft = builder.get_object('titlebar_left');