[V4MD] locale, storageEncoding

[Sean Wilson]

> > OK, that explains why storageEncoding returns "UTF-16".
> > However, why does locale return <Null>, especially as I've set it to
> > "en_US" (which seems to be a valid option)?
>
>Well, may be broken something on V4Md level..
>Igor, we should check this

No change in Win V4MD 2.0.4fc7.
And it's still returning <Null> when this *isn't* a valid value (it should 
be <Void>).
And the xtra still isn't branded with version info - is this too hard to 
do, or an unreasonable request?