Fix regenerate_fingerprints so it remaps all notices to fresh errs
Finish todos; cleanup defunct problems; improve output.
Fix output (percentage)
Guard against mongo cursor timeouts while iterating over ginormous collections
Add Rake task to cull notices
Fix bug (respect n)
Recompute denormed Problem attributes after running
Coerce task param to Integer
Merge branch 'regenerate_fingerprints'

Conflicts:
	lib/tasks/errbit/database.rake