Attempt a bulk requeue for reliable-fetch when shutting down.

I believe there is a case where an #assign will happen after a requeue and cause work to remain in the reliable-fetch queue.
Merge pull request #1406 from mperham/feature/reliable-fetch-fix-attempt

Attempt a bulk requeue for reliable-fetch when shutting down.
Merge pull request #1413 from opengovernment/feature/generalized-start-script

Feature/generalized start script