Extract speakers into its on data
Add Speakers#index and Speakers#show
Update haml to use author model
Fix Speaker.talks if author_id is Array
Add GET /speakers/:id/talks endpoint
Add 3 new endpoints to the list at /api/
Update talks.yml with new editions
Use screenname instead of ID for the speakers API
Merge pull request #25 from opencodeqc/feature/speakers-api

Add speakers database and API endpoints