Ordered Consumer improvements.

[aricart]

Overview

See ADR-17 Order Consumer changes

Consumer Configuration setting changes:

• mem_storage: must not be provided or set to true. Set to true if it is not provided.
• num_replicas: must not be provided. Set to 1.

Advanced handling behavior:

Ordered Consumers need to be recreated when heartbeats are missed.

Clients and Tools

• [x] Go @piotrpio https://github.com/nats-io/nats.go/pull/1097
• [x] Java @scottf https://github.com/nats-io/nats.java/pull/762 and https://github.com/nats-io/nats.java/pull/766
• [X] JavaScript @aricart https://github.com/nats-io/nats.deno/pull/376
• [x] .Net @scottf https://github.com/nats-io/nats.net/pull/699 and https://github.com/nats-io/nats.net/pull/712
• [x] C done by kozlovic https://github.com/nats-io/nats.c/pull/596
• [ ] Python @wallyqs
• [ ] Ruby @wallyqs
• [x] Rust @Jarema @caspervonb

Other Tasks

• [ ] docs.nats.io updated @jnmoyne
• [x] Update ADR to Implemented
• [ ] Update client features spreadsheet

Client authors please update with your progress. If you open issues in your own repositories as a result of this request, please link them to this one by pasting the issue URL in a comment or main issue description.