[webauthn] new commits pushed by equalsJeffH

The following commits were just pushed by equalsJeffH to 
https://github.com/w3c/webauthn:

* add id uniqueness requirements
  by JeffH
https://github.com/w3c/webauthn/commit/cfbffd1626aec2327f0d902cd127fd76fab5c0c9

* Merge branch 'master' into jeffh-update-reg-draft
  by JeffH
https://github.com/w3c/webauthn/commit/c4cc86274581fd8421c3f7fe3823c110eb524a86

Received on Saturday, 3 September 2016 22:58:26 UTC