[O] a patch to org.el of git version

[Tokuya Kameshima]

Hi,

This is a tiny patch to `org-show-children' which shoule be an
interactive function but not.

Thanks,
--Tokuya

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diff --git a/lisp/org.el b/lisp/org.el
index ce80129..7a58568 100755
--- a/lisp/org.el
+++ b/lisp/org.el
@@ -24902,6 +24902,7 @@ modified."
   "Show all direct subheadings of this heading.
 Prefix arg LEVEL is how many levels below the current level should be shown.
 Default is enough to cause the following heading to appear."
+  (interactive "P")
   (save-excursion
     (org-back-to-heading t)
     (let* ((current-level (funcall outline-level))