v3.4.0

Added

• cb config-param command to manage supported cluster configuration
  parameters. Supports get, list-supported, reset and set.

Changed

• cb login now uses a browser login flow. If direct use of an API_KEY is
  necessary then it must be set via the CB_API_KEY environment variable.

Fixed

• cb create --fork and cb create --replica input validation when using
  --network.
• cb network command completion suggestions.