Release 0.0.20

This is the first release as part of the natscli project after moving the source code from the jetstream repository.

Enhancements

• Allow the server list to be sorted
• Additional schemas for account connection advisories
• Use old style requests only when needed
• Support resolving nsc account credentials in contexts using URLs like nsc://<operator>/<account>/<username>
• Support new Consumer features in nats consumer info
• Support new message pending metadata
• Various UX improvements
• Hide passwords in the context commands
• Expand information shown in the nats account info command
• Support MaxAckPending feature of consumers
• Support filtering streams returned by the stream list command using the listening subject
• Support publishing multiple messages, with template variable expansion, in the nats pub command
• Allow NATS_CONTEXT environment variable to select a context
• Publish to rpm, deb and homebrew