copyright police

lib/zip_discard.c

diff --git a/lib/zip_discard.c b/lib/zip_discard.c
index 1876c84..ef891e3 100644
--- a/lib/zip_discard.c
+++ b/lib/zip_discard.c
@@ -1,6 +1,6 @@
 /*
   zip_discard.c -- discard and free struct zip
-  Copyright (C) 1999-2015 Dieter Baron and Thomas Klausner
+  Copyright (C) 1999-2016 Dieter Baron and Thomas Klausner
 
   This file is part of libzip, a library to manipulate ZIP archives.
   The authors can be contacted at <libzip@nih.at>