[w3c/webauthn] 71b587: Add <dfn> to Bound Credential title

  Branch: refs/heads/pr-1031-bound-credential-dfn
  Home:   https://github.com/w3c/webauthn
  Commit: 71b587384a59a9bc859201b47c4bed688f861275
      https://github.com/w3c/webauthn/commit/71b587384a59a9bc859201b47c4bed688f861275
  Author: Emil Lundberg <emil@yubico.com>
  Date:   2018-08-27 (Mon, 27 Aug 2018)

  Changed paths:
    M index.bs

  Log Message:
  -----------
  Add <dfn> to Bound Credential title



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