Ragios 0.7.0

• Complete re-design of the backend to be modular, memory efficient, distributed, and scalable.
• Ragios now runs as a set of tiny distributed microservices, communicating with each other via ZeroMQ. The microservices can run on different hosts and different containers.
• Completely removed ActiveSupport as a dependency
• Removed Twitter and gmail notifers from being bundled
• re-wrote amazon SES notifier
• re-wrote url_monitor plugin to support all http request types, now supports mock requests
• changed mock notifier to log notifier also re-wrote it
• added Ragios logger, a uniform internal logging system for Ragios, also includes various log levels based on Ruby logger
• Adds different modes Production, development and test mode
• Now distributed with Docker-compose and only dependency required to run Ragios now is docker-compose