Update runtime files.
diff --git a/runtime/doc/usr_27.txt b/runtime/doc/usr_27.txt
index 7098c07..2e6ae72 100644
--- a/runtime/doc/usr_27.txt
+++ b/runtime/doc/usr_27.txt
@@ -560,4 +560,4 @@
 
 Next chapter: |usr_28.txt|  Folding
 
-Copyright: see |manual-copyright|  vim:tw=78:ts=8:ft=help:norl:
+Copyright: see |manual-copyright|  vim:tw=78:ts=8:noet:ft=help:norl: