Release v2.0.0-alpha.3 (with JetStream support)

[mtmk]

This is the first release with initial JetStream support.

dotnet add package NATS.Client.Core --version 2.0.0-alpha.3
dotnet add package NATS.Client.Hosting --version 2.0.0-alpha.3
dotnet add package NATS.Client.JetStream --version 2.0.0-alpha.3

What's Changed

• JetStream support
• Minor API changes (pub/sub options)

(Also includes all AlterNats and newer Core NATS commits being the first GitHub release)

New Contributors

• @to11mtm made their first contribution in Allow Configuration of Subscription Channels #93
• @jasper-d made their first contribution in Use STJ src-gen for ServerInfo and ClientOptions #106

Full Changelog: https://github.com/nats-io/nats.net.v2/commits/v2.0.0-alpha.3

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This discussion was created from the release v2.0.0-alpha.3.