Cleared up the confusion about pubsub/beehive events
  - moved them to pubsub
Working on straigtening signals (it is getting harder)
Fixed unittests exercising the workflow
  - TODO: I dont like to add the pubsubkey to the arguments of trigger (pubsub)
  - Event names should be finalized
  - it is still pretty confusing (we need to simplify it)
Resolved conflicts
Merge pull request #8 from romanchyla/working-query-mediator

Working query mediator