switched from pry-debugger to pry-byebug and pry-rails
increased db thread pool from 50 to 100
added rake and cap tasks to start/stop importer, importer (re)starts on deploy
workers and worker threads are now kept in threadsafe hashes rather than arrays in the supervisor
supervisor now has the skeleton of a ressurection workers which monitors queue workers
logging for supervisor and workers is now done via a stdlib Logger