[Orgmode] We need to widen before closing edit buffers

[Dan Davison]

At the moment, if we use narrowing in source code edit buffers, then we
need to be very careful that we widen before exiting with C-c '. So
shall we change org-src as below?

Dan

diff --git a/lisp/org-src.el b/lisp/org-src.el
index 1d155cc..a11fac2 100644
--- a/lisp/org-src.el
+++ b/lisp/org-src.el
@@ -515,6 +515,7 @@ the language, a switch telling if the content should be in 
a single line."
   (interactive)
   (unless org-edit-src-from-org-mode
     (error "This is not a sub-editing buffer, something is wrong..."))
+  (widen)
   (let* ((beg org-edit-src-beg-marker)
         (end org-edit-src-end-marker)
         (ovl org-edit-src-overlay)