bug#24117: 25.1; url-http-create-request: Multibyte text in HTTP request

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: Eli Zaretskii <eliz@gnu.org>,  stakemorii@gmail.com,  
> 24117@debbugs.gnu.org
> Date: Mon, 08 Aug 2016 17:54:33 +0200
> 
> It's be sad if
> 
> (url-generic-parse-url "http://góogle.com/fóo";)
> 
> stopped working.

It's already broken, because that function does nothing special for
non-ASCII characters, although the corresponding RFC says they are not
allowed.