adds newrelic config
adds speakers feature
adds step definitions for speakers
removes debug printing from sessions index
adds resource for speakers... these probably should be narrowed down right now
adds files from 'rails g controller speakers'
fixes steps which broke removing rspec dependency (was only there for should)
adds index acton to speakers controller
fixes some regressions in features and steps
adds speakers index based on sessions index
makes the no speakers scenario pass
adds given steps for speaker
adds speaker model
shows speaker names when speakers are present