Simple INIT script for sidekiq

Starts and Stops Sidekiq message processor. 
Update examples/sidekiq
Merge pull request #616 from ramiyer28/master

INIT script for Sidekiq message processor
fix capistrano task
Merge pull request #619 from Identified/fix_cap_tasks

Fix Capistrano Task
Allow specification of retry_queue in sidekiq_options
Merge pull request #620 from ryanlower/specify_retry_queue

Add retry_queue to sidekiq_options
Fix #621 fix job re-queueing on hard shutdown (e.g. SIGTERM).
Merge pull request #622 from ardell/master

Fix #621 fix job re-queueing on hard shutdown (e.g. SIGTERM).
Push to front of queue, not back
Update changes, bump version
Explicate the ruby version
Batch process worker removal for performance. #623
Improve efficiency and reliability of re-queueing when workers are terminated. #623
Clear workers in redis before terminating worker threads. #623
Merge pull request #624 from ardell/master

Improve hard shutdown procedure to reduce risk of dropping jobs. #623
Move bulk requeue into the fetch strategy, #624
I'm a TDD master.
update changes
Stop sidekiq before rails update code