Backend automation scripts for the Utopia Repository.

• A custom nightly builds toolchain using Git repositories and cowbuilder.

• Generate HTML package listings for aptly Debian repositories.
• Also supports creating download URLs, extracting changelogs, and checking uscan status (debian/watch)

• Check package installability in APT repositories - a fully automatic wrapper for dose-debcheck.

• Wrapper around cowbuilder to build a package in multiple chroots

• Snapshot update announcer for aptly servers.