[webauthn] new commits pushed by equalsJeffH

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

* make CredFooOptions dict members non-nullable, fixes #490
  by JeffH
https://github.com/w3c/webauthn/commit/83c45bcf208893a4fe940091ca822f09e4c6455e

Received on Wednesday, 7 June 2017 20:57:19 UTC