[w3c/webauthn] cdf234: added reference to the Standard Attestation Struct...

  Branch: refs/heads/akshay-tpm-attestation-clarification
  Home:   https://github.com/w3c/webauthn
  Commit: cdf234d61be7f533c6c247d0f9cafcbb28b0ee80
      https://github.com/w3c/webauthn/commit/cdf234d61be7f533c6c247d0f9cafcbb28b0ee80
  Author: rlin1 <rolf@noknok.com>
  Date:   2018-02-08 (Thu, 08 Feb 2018)

  Changed paths:
    M index.bs

  Log Message:
  -----------
  added reference to the Standard Attestation Structure table as it is hard to understand the field names without...