Update copyright ranges

Add 2013 to the copyright range for all source and documentation files.

Reported-by: Frederic Culot <frederic@culot.org>
Signed-off-by: Lukas Fleischer <calcurse@cryptocrack.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/wins.c b/src/wins.c
index 0181ab9..e18edf0 100644
--- a/src/wins.c
+++ b/src/wins.c
@@ -1,7 +1,7 @@
 /*
  * Calcurse - text-based organizer
  *
- * Copyright (c) 2004-2012 calcurse Development Team <misc@calcurse.org>
+ * Copyright (c) 2004-2013 calcurse Development Team <misc@calcurse.org>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without