[webauthn] new commits pushed by WebAuthnBot

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

* Built by Travis-CI: 45541f918a8c43fe2d5c5a7ef2eb4adc508bc513 Merge pull request #681 from jcjones/404-challanges
  by Travis-CI
https://github.com/w3c/webauthn/commit/3bfbfd6aeb13be7ba296b2aca620dab8869302ab

Received on Monday, 13 November 2017 17:27:36 UTC