Merge pull request #65 from synadia-io/source-reader-lazy

Make readers lazy init.

Update publishing to sonatype central

Prepare to release 2.1.1

ready to rc

Merge pull request #51 from tilakraj94/modify-test-case

Add multiple messages to verify order

Merge pull request #21 from synadia-io/jetstream-options

JetStreamOption support

Merge pull request #17 from synadia-io/beta-3

Packaging fix.

Merge pull request #11 from synadia-io/sd-fork-integration

JetStream Support

upgrade to jnats 2.17.0