Fixed

• Call assertions sometimes fail for concurrent calls (#1460)

Additional Items

• Supply NuGet server URL to deployment script (#1457)
• Update links to use https in README.md (#1459)
• Upgrade to Bullseye 2.0.0 RC2 (#1456)

With special thanks for contributions to this release from:

• Toni Riegler - @ToniRiegler
• Adam Ralph - @adamralph