[webauthn] new commits pushed by equalsJeffH

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

* add back backslash on [[DiscoverFromExternal...
  by JeffH
https://github.com/w3c/webauthn/commit/44e6037b417d97ba786e5772c1d4aec009fdb023

Received on Monday, 1 May 2017 18:52:44 UTC