Added a basic pub/sub events introduction
Added bare queue doc
Very basic transports introduction
Refactored the queue message transports
Moved Dummy classes into the test app
Updated tests to make use of the refactored transports
Checking if `created` index exists for the given event
Refactored dataproviding
Added tests, fixtures and models to cover all return cases
Removed temporary readme explaining the old state of that directory
Added docblocks for most methods
Removed geTransport from the transport contract as it only applies to the proxy
Session serializer tests