* #340 started looking at supporting automatic routing when using service discovery
* #340 getting old routing tests to pass
* #340 renamed stuff to provider rather than finder, as its not longer finding anything
* #340 working towards supporting dynamic routing
* #340 loads of refactoring to make configuration work with dynamic routing
* #340 refactor consul config code so the registry class owns it
* #340 default to consul to maintain backwards compat
* #340 added docs, finished this branches todos
* started messing around with sticky sessions idea
* more tests for sticky session thing
* more faffing cant make up my mind how to do this
* +semver: breaking added sticky session load balancer and changed way load balancer configuration is set by user
* #336 made tests BDDFy
