Stop sidekiq before rails update code
Use restart instead of stop and start
Merge pull request #629 from dtaniwaki/prevent_inconsistence

Stop sidekiq before rails update code
Support env based config file
Merge env based config to top level config and use not only command line options but also RAILS_ENV and RACK_ENV.
Refactering for organized log
Merge pull request #630 from dtaniwaki/env_based_config

Support env based config file
Clean up option processing