Start building new AniDB protocol.
anidb: Add a rate limiter.

AniDB is *serious business*.
More anidb.
Move more code into anidb from udp.
More code.
anidb: Partial FILE command.
More logging and stuff.
anidb: Demonstrate example DeferredLock.

And factor slightly better so that the rate limiting is distinct.
anidb: More Deferred work.