[gnome-tetravex] About dialog: use en dash to indicate a range

[Michael Catanzaro <mcatanzaro src gnome org>]

commit f1eaf7abc9102c9636b0d94163401fae90fa9a87
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Mon Jan 20 18:03:51 2014 -0600

    About dialog: use en dash to indicate a range

 src/gnome-tetravex.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gnome-tetravex.vala b/src/gnome-tetravex.vala
index 6d0c018..ea085dc 100644
--- a/src/gnome-tetravex.vala
+++ b/src/gnome-tetravex.vala
@@ -314,7 +314,7 @@ public class Tetravex : Gtk.Application
                                "comments",
                                _("Position pieces so that the same numbers are touching each 
other\n\nTetravex is a part of GNOME Games."),
                                "copyright",
-                               "Copyright \xc2\xa9 1999-2008 Lars Rydlinge",
+                               "Copyright © 1999–2008 Lars Rydlinge",
                                "license", license,
                                "wrap-license", true,
                                "authors", authors,