Add docs to rspec matchers
Add docs to rspec matchers

RailsEventStore/rails_event_store,RailsEventStore/rails_event_store,arkency/rails_event_store,RailsEventStore/rails_event_store,RailsEventStore/rails_event_store,arkency/rails_event_store,arkency/rails_event_store,arkency/rails_event_store