Moved trailheads retrieval from CartoDB to trailsyserver API
Moved trailheads retrieval from CartoDB to trailsyserver API

CodeForBoulder/trailsy,trevorackerman/trailsy,remory08/trailsy,vinh3928/trailsy,mgraesser/trailsy,trevorackerman/trailsy,mgraesser/trailsy,JamesGould123/trailsy,vinh3928/trailsy,mbarrenecheajr/trailsy,JamesGould123/trailsy,remory08/trailsy,CodeForBoulder/trailsy,mbarrenecheajr/trailsy