[gnome-calculator] About dialog: update copyright year

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 3eeaf4b8a06d7ffa86d2bf3107103bd986d8b76c
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Tue Feb 4 13:20:38 2014 -0600

    About dialog: update copyright year

 src/gnome-calculator.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gnome-calculator.vala b/src/gnome-calculator.vala
index d272352..f0a036b 100644
--- a/src/gnome-calculator.vala
+++ b/src/gnome-calculator.vala
@@ -254,7 +254,7 @@ public class Calculator : Gtk.Application
                                "title", _("About Calculator"),
                                "version", VERSION,
                                "copyright",
-                               "\xc2\xa9 1986–2012 The Calculator authors",
+                               "\xc2\xa9 1986–2014 The Calculator authors",
                                "license-type", Gtk.License.GPL_2_0,
                                "comments",
                                /* Short description in the about dialog */