Update copyright date.

I think it's fair to say that I've added substantial new code this
year.

1 files changed, 1 insertions, 1 deletions

diff --git a/licence.c b/licence.c
index 03fb11a..6ce108c 100644
--- a/licence.c
+++ b/licence.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 
 static const char *const licencetext[] = {
-    "Halibut is copyright (c) 1999-2007 Simon Tatham.",
+    "Halibut is copyright (c) 1999-2017 Simon Tatham.",
     "",
     "Permission is hereby granted, free of charge, to any person",
     "obtaining a copy of this software and associated documentation files",