[w3c/webauthn] 2f0b13: fix #700 & #701: add same origin with ancestors pa...

  Branch: refs/heads/master
  Home:   https://github.com/w3c/webauthn
  Commit: 2f0b13e0afa13081e2cf62f09267e119196b8952
      https://github.com/w3c/webauthn/commit/2f0b13e0afa13081e2cf62f09267e119196b8952
  Author: =JeffH <mobileuser@kingsmountain.com>
  Date:   2017-11-30 (Thu, 30 Nov 2017)

  Changed paths:
    M index.bs

  Log Message:
  -----------
  fix #700 & #701: add same origin with ancestors param (#702)

* fix #700 add sameOriginWithAncestors parameter to internal methods, improve #701

* fix #701 [[Create]] and [[DiscoverFromExternalSource]] references have inconsistent parameter lists

* address jcjones' comments, thx!

* fix missing '(' problem

* make xrefs to credman Origin Confusion nicer

* fix 'var used only once' warning

* fix cut'n'paste error, thx emlun!

* editorial: normalize argument exposition across internal methods

* fix another sloppiness instance

* add ref to Note wrt leveraging Feature Policy spec in future

* minor edit

* further wordsmithing