using xlocale to implement std::locale class

[Paolo Carlini]

Hi,
>     If you want to help you are welcome Sam. I have problem with usage 
> of message catalogs on my platform, I never understood why and I 
> remember that I was quite disappointed that the dgettext do not give 
> any diagnostic regarding issue in load of catalogs. It is designed 
> this way of course but I would appreciate an other method to check for 
> the existence of a catalog.
>
>     So my final patch is attached to my post on the 13631 bug entry, 
> can you have a try of it on your side ? There is a test case missing 
> but at least running existing tests with the patch would be a first step.
Indeed, it would be nice if Sam could test the patch. I can also look 
into it tomorrow or over the next days anyway.

Francois, what did you mean exactly in the audit trail by: "For info a 
regression has been reported using this patch so it is surely not yet 
ready."? On which test? In which conditions?
>
>     For info Paolo, I haven't created any branch yet. I still plan to 
> do so but lack time for the moment.
Whenever you want...

Paolo.