Update runtime files.
diff --git a/runtime/doc/if_pyth.txt b/runtime/doc/if_pyth.txt
index 89baef4..30a3a72 100644
--- a/runtime/doc/if_pyth.txt
+++ b/runtime/doc/if_pyth.txt
@@ -924,4 +924,4 @@
 one you prefer, before running configure.
 
 ==============================================================================
- vim:tw=78:ts=8:ft=help:norl:
+ vim:tw=78:ts=8:noet:ft=help:norl: