[w3c/webauthn] 0a7061: Move accountInformation into options.

  Branch: refs/heads/acz1
  Home:   https://github.com/w3c/webauthn
  Commit: 0a70613b1cab9575eba5fd3774f247414ad66740
      https://github.com/w3c/webauthn/commit/0a70613b1cab9575eba5fd3774f247414ad66740
  Author: Alexei Czeskis <aczeskis@google.com>
  Date:   2016-09-23 (Fri, 23 Sep 2016)

  Changed paths:
    M index.bs

  Log Message:
  -----------
  Move accountInformation into options.

Closes #219