http://mherman.org/blog/2015/09/26/social-authentication-in-node-dot-js-with-passport/
http://mherman.org/blog/2015/09/26/social-authentication-in-node-dot-js-with-passport/
http://mherman.org/blog/2015/09/26/social-authentication-in-node-dot-js-with-passport/