Pre-release 1.6.3-RC1

webauthn-server-attestation:

• Added new YubiKey AAGUIDs to metadata.json

webauthn-server-core:

• Bumped Jackson dependency to version 2.11.0 in response to CVEs:
  • CVE-2020-9546
  • CVE-2020-10672
  • CVE-2020-10969
  • CVE-2020-11620
• Fixed incorrect JavaDoc on AssertionResult.isSignatureCounterValid(): it will also return true if both counters are zero.

Artifacts built with openjdk 11.0.6 2020-01-14.