[issue21514] update json module docs in light of RFC 7159 & ECMA-404

[Bob Ippolito]

Bob Ippolito added the comment:

Good call, I was just doing a quick review of the patch in isolation. Now I don't have anything at all to comment on :)

----------

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue21514>
_______________________________________