v3.6.0

Added

• cb info now displays tailscale status.
• cb network now manages firewall rules and supports the following
  subcommands: add-firewall-rule, list-firewall-rules,
  remove-firewall-rule and update-firewall-rule.
• cb network now manages VPC peerings and supports the following subcommands:
  create-peering, delete-peering, get-peering and list-peerings.

Deprecated

• cb firewall deprecated in favor of cb network.

Fixed

• Expired session handling not prompting for new login.
• cb list completion to include --format.