Added 'unique.participants' from messagestore + with metric fire
Stray .only
Merge pull request #26 from praekelt/feature/messagestore-metrics

Feature/messagestore metrics
Change app tests to expect EndStates to fast forward the user to the next state
Merge branch 'develop' into feature/quiz-states
Fix fixture params after change to the way params are specified
Merge branch 'develop' into feature/quiz-states
Merge branch 'feature/quiz-states' of github.com:praekelt/go-di into feature/quiz-states