po: Update English (US) translation

[Alexandre Julliard]

Ken Sharp <kennybobs at o2.co.uk> writes:

> Okay that should be simple enough, but what is po/en_US.po for then?
> Won't the translations in en_US.po override any US translations in the
> .rc files?

Yes, but in general they should be identical. We have en_US.po because
there are cases where strings need to be different, for instance when
the .rc string contains a context, or non-ASCII chars.

-- 
Alexandre Julliard
julliard at winehq.org