v1.0.0-beta-6

• Enable colour outputs.
• Ensure the system up to date.
• Ensure the system is rebooted after updates and hardening.
• Reduce Ansible output.
• Fix XRT driver selection and driver version selection.
• Add debug and no colour mode for tests and CI.
• Fix Ansible remote_user warning.
• Improve tests.
• Make hardening as an option in the Terraform configuration.
• Remove galaxy_info from included Ansible roles meta.
• Fix Packer missing driver selection.
• Raise for unknown values in application Yaml definition.