[gnome-characters] window: Update about dialog

[Daiki Ueno <dueno src gnome org>]

commit 632bdce3419be6acf40b404ffa800c5700dcb24a
Author: Daiki Ueno <dueno src gnome org>
Date:   Wed Mar 4 14:30:36 2015 +0900

    window: Update about dialog

 src/window.js |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/window.js b/src/window.js
index d1c7c69..c910983 100644
--- a/src/window.js
+++ b/src/window.js
@@ -160,7 +160,8 @@ const MainWindow = new Lang.Class({
         let aboutDialog = new Gtk.AboutDialog(
             { artists: [ 'Allan Day <allanpday gmail com>',
                          'Jakub Steiner <jimmac gmail com>' ],
-              authors: [ 'Daiki Ueno <dueno src gnome org>' ],
+              authors: [ 'Daiki Ueno <dueno src gnome org>',
+                         'Giovanni Campagna <scampa giovanni gmail com>' ],
               // TRANSLATORS: put your names here, one name per line.
               translator_credits: _("translator-credits"),
               program_name: _("GNOME Characters"),