[url] remaining comments from Larry (#23)

i've addressed and wIll submit pull for
http://lists.w3.org/Archives/Public/www-archive/2014Dec/0004.html

except:
* TAG involvement
* IDNA current activity in IETF?
* didn't make scheme-reg update a separate section
* Note requirements for obsoleting include review of other docs that link to obsoleted document.
* will discuss form-testing in separate issue


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Reply to this email directly or view it on GitHub:
https://github.com/webspecs/url/issues/23