Adds byebug gem
Move EventTrackerService to picks controller
Ignore generating events for the same pick in same state
Don't generate audio event if another pick is fixed
Return audio to active video
Updates testing gems
Ignore audio event for a fixedAudio pick
Fix spec and edge case
Fix test no to test exact duration
Merge pull request #73 from rhinobird/vj-events-refactor

Vj events refactor