v4.0.0-beta1

Changelog

• Add --output flag to db dump to specify file path
• Add stacks command to list AppPack stacks
• Bump up session timeout for long commands
• Fix pipeline detection with --aws-credentials
• Fix rare crash when watching build
• Improve arg parsing for ps commands
• Improve aws-credentials app lookup process
• Sort config parameters on output
• Tighten down access/admin cmd parsing
• UI refactor for create/destroy commands
• Verify shell/db command tasks before executing