[gnome-robots] Update copyright in About dialog

[Michael Catanzaro <mcatanzaro src gnome org>]

commit bab9feb952a41f98b0158bb57ea3b2bd5fdb53ab
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Sat Jun 21 10:37:31 2014 -0500

    Update copyright in About dialog

 src/gnobots.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gnobots.c b/src/gnobots.c
index f26abb2..fd7ebac 100644
--- a/src/gnobots.c
+++ b/src/gnobots.c
@@ -169,7 +169,7 @@ about_cb (GSimpleAction *action, GVariant *parameter, gpointer user_data)
   gtk_show_about_dialog (GTK_WINDOW (window),
                         "name", _("Robots"),
                         "version", VERSION,
-                        "copyright", "Copyright © 1998–2008 Mark Rae",
+                        "copyright", "Copyright © 1998–2008 Mark Rae\nCopyright © 2014 Michael Catanzaro",
                         "license-type", GTK_LICENSE_GPL_2_0,
                         "comments", _("Based on classic BSD Robots\n\nRobots is a part of GNOME Games."),
                         "authors", authors,