Added rabbitmq cookbook.
Added erlang rabbit-mq requirement
Adding yum recipe.
Added dashing and delayed job initial recipes.  Issues with postgresql libraries not being valid.
Deploy scripts working for checking out and running DJ and dashing.
Added initial DJ scripts.
Updated delayed job server scripts for cron and init.
Updated version of RabbitMQ
Added RabbitMQ with configuration.
Finishing touches on cookbooks for DJ and Dashing.
Remove yum components.
Added yum-epel and yum-erlang_solutions
Updated the recipe to properly indicate when 'work_from_app_server' is set to true.
Added rollback steps for Delayed Job.
Minor fixes for local AWS emulation.

1. Strip ENV variable BUNDLE_GEMFILE which appeared to be a stale environment variables from opsworks agent.
2. Move cache cleanup to after deploy step.
3. Force unicorn service script to run with /usr/local/bin/ruby
Reconfigured database elements to reload not restart; added ganglia info cron and script.
Fix for environment variable hemoraging due to single quotes.  Added check to not set restart_command on the App deploy command if its not in a rails-app layer.
Added S3 file cookbooks and postgresql backup and restore recipes.
Added debug messaging to the backup recipes.
Added error checking for s3_key/secret when capturing backups.