Update copyright date.

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

4 files changed, 4 insertions, 4 deletions

diff --git a/LICENCE b/LICENCE
index 972c0df..20439ba 100644
--- a/LICENCE
+++ b/LICENCE
@@ -1,4 +1,4 @@
-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
diff --git a/doc/blurb.but b/doc/blurb.but
index acb4eb4..a328b5a 100644
--- a/doc/blurb.but
+++ b/doc/blurb.but
@@ -16,6 +16,6 @@ Halibut is a free (MIT-licensed) documentation production system,
 able to generate multiple output formats from the same input data.
 This document is its user manual.
 
-\copyright This manual is copyright 2004-2007 Simon Tatham. All
+\copyright This manual is copyright 2004-2017 Simon Tatham. All
 rights reserved. You may distribute this documentation under the MIT
 licence. See \k{licence} for the licence text in full.
diff --git a/doc/licence.but b/doc/licence.but
index ef9d366..0c78441 100644
--- a/doc/licence.but
+++ b/doc/licence.but
@@ -1,6 +1,6 @@
 \A{licence} Halibut Licence
 
-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
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",