Remove trailing whitespace.  Update copyright to include 2004.
diff --git a/init/halt.c b/init/halt.c
index decdaea..bfc0042 100644
--- a/init/halt.c
+++ b/init/halt.c
@@ -2,7 +2,7 @@
 /*
  * Mini halt implementation for busybox
  *
- * Copyright (C) 1999-2003 by Erik Andersen <andersen@codepoet.org>
+ * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by