[latexila] About dialog: update copyright for 2015

[Sébastien Wilmet <swilmet src gnome org>]

commit 90db8f7fd5d56335b6d1d26f1f8a5c2986b17337
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Wed Jan 7 14:35:14 2015 +0100

    About dialog: update copyright for 2015

 src/main_window.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/main_window.vala b/src/main_window.vala
index 66c1f2a..2252235 100644
--- a/src/main_window.vala
+++ b/src/main_window.vala
@@ -1178,7 +1178,7 @@ public class MainWindow : Window
     {
         string comments =
             _("LaTeXila is an Integrated LaTeX Environment for the GNOME Desktop");
-        string copyright = "Copyright © 2009-2014 - Sébastien Wilmet";
+        string copyright = "Copyright © 2009-2015 – Sébastien Wilmet";
 
         string website = "https://wiki.gnome.org/Apps/LaTeXila";;