wubloader/cutter
Mike Lang e048db0d94 cutter: Fix a failure mode where we never recover from a DB conn failure in TranscodeChecker
Since we never got a new conn after failure, we would just keep erroring with
"connection already closed" errors.

This isn't applicable to the main cutter loops since a DB failure there will restart the process.
..
cutter cutter: Fix a failure mode where we never recover from a DB conn failure in TranscodeChecker
Dockerfile cutter: Add initial outline
setup.py cutter: Add initial outline