The following cloud-init modules are currently unsupported on this OS:
- apt_update_upgrade ('apt_update', 'apt_upgrade', 'apt_mirror', 'apt_preserve_sources_list', 'apt_old_mirror', 'apt_sources', 'debconf_selections', 'packages' options)
- byobu ('byobu_by_default' option)
- chef
- grub_dpkg
