Updated runtime files.
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 53d4e8a..a439234 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -7496,7 +7496,7 @@
For more information about this feature see |undo-persistence|.
The undo file is not read when 'undoreload' causes the buffer from
before a reload to be saved for undo.
- WARNING: this is a very new feature. Use at your own risk!
+ When 'undofile' is turned off the undo file is NOT deleted.
*'undolevels'* *'ul'*
'undolevels' 'ul' number (default 100, 1000 for Unix, VMS,