Begin processor refactor
Finish MASSIVE processor refactor.
Fix warnings for unused variables
Merge branch 'processor-refactor'

* processor-refactor:
  Finish MASSIVE processor refactor.
  Begin processor refactor

Conflicts:
	src/Hailstorm/Processor/Downstream.hs
	src/Hailstorm/Processor/Pool.hs
	src/Hailstorm/Processor/Spout.hs
	src/Hailstorm/Runner.hs
	src/Hailstorm/SnapshotStore/DirSnapshotStore.hs
	src/HailstormCLI.hs