* Bump license year.
* Fix pre-existing dep bug in issue #36.
* Account for packages without deps.
* Fix bug in issue #37 by combining install and dep listing reads. Ensures only installed deps are cached.
* Fix bad log lines.
* Use apt-fast to show package information and remove CLI warning message.
* Switch to apt-cache for package verification and remove CLI warning message.
* Fix cut regression.
Originally fixed in #17. This was reintroduced when master was sync'd to staging.
* Update pre_cache_action.sh
* Switch to CLI safe apt command.
Address concern in issue #23.
* Optimize installs with apt-fast and cleanup logging.
