Bug: UTF-8 characters in #+LINK does not work [7.4]

On Sat, Jan 29 2011, Matt Lundin wrote:

> The regexp in org-link-expand-abbrev does not allow for accented
> characters in the link abbreviation. I am not sure whether this is an
> intended limitation or a bug. :)

I don't see any reason. Patch attached.

>From 1ec1e178aaa6a9935819a873ae492be7a2ddb2f6 Mon Sep 17 00:00:00 2001
From: Julien Danjou <julien@danjou.info>
Date: Mon, 31 Jan 2011 21:19:07 +0100
Subject: [PATCH] Allow more char type in link abbrev

* org.el (org-link-expand-abbrev): Allow any type of character
in link expand.

Signed-off-by: Julien Danjou <julien@danjou.info>

lisp/org.el

@@ -8185,7 +8185,7 @@ call CMD."
 
 (defun org-link-expand-abbrev (link)
   "Apply replacements as defined in `org-link-abbrev-alist."
-  (if (string-match "^\\([a-zA-Z][-_a-zA-Z0-9]*\\)\\(::?\\(.*\\)\\)?$" link)
+  (if (string-match "^\\([^:]*\\)\\(::?\\(.*\\)\\)?$" link)
       (let* ((key (match-string 1 link))
 	     (as (or (assoc key org-link-abbrev-alist-local)
 		     (assoc key org-link-abbrev-alist)))