[webauthn] new commits pushed by equalsJeffH

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

* fix some grammar, add bikeshed clarifications, add link to official 
w3.org/tr/webauthn/, link to CONTRIBUTING.md
  by =JeffH
https://github.com/w3c/webauthn/commit/e8e49d4e36b6a8bfd0e7cd9378e8590e22aef68a

Received on Tuesday, 13 September 2016 16:59:01 UTC