[w3c/webauthn] 99bacc: Added John Bradley to Acknowledgements

  Branch: refs/heads/master
  Home:   https://github.com/w3c/webauthn
  Commit: 99baccf8be8abf78607e4a86bad809189ec71863
      https://github.com/w3c/webauthn/commit/99baccf8be8abf78607e4a86bad809189ec71863
  Author: Mike Jones <Michael.Jones@microsoft.com>
  Date:   2017-12-20 (Wed, 20 Dec 2017)

  Changed paths:
    M index.bs

  Log Message:
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  Added John Bradley to Acknowledgements