AddCache adds a cache to the set being served.

AddSession adds a session to the set being served.

AddView adds a view to the set being served.

DropCache drops a cache from the set being served.

DropSession drops a session from the set being served.

DropView drops a view from the set being served.

This writes the version and environment information to a writer.

Serve starts and runs a debug server in the background.

Version is a manually-updated mechanism for tracking versions.