Update runtime files.
diff --git a/runtime/doc/howto.txt b/runtime/doc/howto.txt
index f697310..26d611e 100644
--- a/runtime/doc/howto.txt
+++ b/runtime/doc/howto.txt
@@ -93,4 +93,4 @@
 |2html.vim|		convert a colored file to HTML
 |less|			use Vim like less or more with syntax highlighting
 
- vim:tw=78:ts=8:ft=help:norl:
+ vim:tw=78:ts=8:noet:ft=help:norl: