Fix issue with M-RET not inserting an item before the first headline

Ian Barton writes:

> I am not sure if this is intended behaviour or not.
> If I start a new document with no headings and type:
>
> - item 1
>
> then press M_Ret, I get:
>
> - item 1
> *
>
> If my document is like:
>
> * Heading
> - item 1
>
> M-Ret works as expected.

lisp/ChangeLog

@@ -1,5 +1,8 @@
 2009-11-26  Carsten Dominik  <carsten.dominik@gmail.com>
 
+	* org.el (org-insert-heading): Also check for item before assuming
+	before-first-heading condition.
+
 	* org-latex.el (org-latex-to-pdf-process): Fix typo in group tag.
 	(org-export-pdf-logfiles): New option.
 	(org-export-as-pdf): Use `org-export-pdf-logfiles'.

lisp/org.el

@@ -5973,8 +5973,9 @@ current headline.  If point is not at the beginning, do not split the line,
 but create the new headline after the current line."
   (interactive "P")
   (if (or (= (buffer-size) 0)
-	  (not (save-excursion (and (ignore-errors (org-back-to-heading))
-				    (org-on-heading-p)))))
+	  (and (not (save-excursion (and (ignore-errors (org-back-to-heading))
+					 (org-on-heading-p))))
+	       (not (org-in-item-p))))
       (insert "\n* ")
     (when (or force-heading (not (org-insert-item)))
       (let* ((empty-line-p nil)