[w3c/webauthn] 01aa32: clarified the ECDAA signing procedure. Close #591 ...

  Branch: refs/heads/master
  Home:   https://github.com/w3c/webauthn
  Commit: 01aa320dfad02e768dbfdb2071191cce3e6e18d8
      https://github.com/w3c/webauthn/commit/01aa320dfad02e768dbfdb2071191cce3e6e18d8
  Author: Rolf Lindemann <rolf.lindemann@gmx.net>
  Date:   2017-10-19 (Thu, 19 Oct 2017)

  Changed paths:
    M index.bs

  Log Message:
  -----------
  clarified the ECDAA signing procedure. Close #591 (#641)

* clarified the ECDAA signing procedure. Close #591

* fix indent error

* fix line-indentation make BS happy