[COMMIT] Import Edward O'Connor's json.el

[Aidan Kehoe]

 Ar an dara lá is fiche de mí Márta, scríobh Edward O'Connor: 

 > Aidan Kehoe writes:
 > 
 > > Ted, this makes your json.el more easily available to XEmacs users. Included
 > > is a tweak to have it better work on non-Mule XEmacs invocations.
 > 
 > Great, thanks! I've included your patches in the upstream version.
 > 
 > Stephen J. Turnbull wrote:
 > 
 > > VETO
 > >
 > > Get this OUT of net-utils!
 > 
 > I don't know how the XEmacs package system is organized, but is there
 > some place more appropriate for json.el to go? 

There isn’t right now. There was tentative agreement on a new package,
net-lib, which would also contain xml.el and the other Emacs Lisp
programming libraries currently in net-utils. But we haven’t got to
implementing that right now. 

 > Sorry if this has already been taken care of -- I'm just now catching up
 > on a fairly ridiculous amount of back email.

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