Update runtime files.
diff --git a/runtime/doc/version4.txt b/runtime/doc/version4.txt
index 3990a4b..6758b7a 100644
--- a/runtime/doc/version4.txt
+++ b/runtime/doc/version4.txt
@@ -352,4 +352,4 @@
 it.  Since hardly anybody uses this feature, it is disabled by default.  If
 you want to use it, define RIGHTLEFT in feature.h before compiling. |'revins'|
 
- vim:tw=78:ts=8:ft=help:norl:
+ vim:tw=78:ts=8:noet:ft=help:norl: