Update 'apt packages removed' to accept a list of packages or package matchers.
Use 'apt packages removed' to remove unwanted packages on cleanup.
Vendor 'user setup for provisioning' along with the 'passwordless sudo' deps.
Vendor 'existing postgres db'.
Vendor unicorn deps.
Vendor 'www user and group'.
Vendor logrotate deps.
Vendor 'user setup'.
Vendor 'utc'.
Vendor db deps, for things like migrating and seeding, along with 'app bundled'.
Vendor 'system' and its requirements.