https://developers.strava.com/docs/getting-started/ https://developers.strava.com/docs/reference/#api-Activities-getLoggedInAthleteActivities-0
http://www.strava.com/oauth/authorize?client_id=&response_type=code&redirect_uri=http://localhost/exchange_token&approval_prompt=force&scope=activity:read_all
curl -X POST https://www.strava.com/oauth/token
-F client_id=YOURCLIENTID
-F client_secret=YOURCLIENTSECRET
-F code=AUTHORIZATIONCODE
-F grant_type=authorization_code