Add Facebook (MAC) Integration

[cdm2012]

The MAC should have its repo updates go through its facebook group...

https://github.com/johanbrook/github-facebook-hook

[cdm2012]

https://www.youtube.com/watch?v=R5csxQV97yM https://www.youtube.com/watch?v=wICdDkaS7Ek

https://blog.heroku.com/heroku-webhooks https://github.com/fbsamples/graph-api-webhooks-samples/tree/master/heroku https://stackoverflow.com/questions/46145125/how-to-add-heroku-callback-url-to-facebook-dashboard

http://localhost:4567/data https://the-mac.herokuapp.com/ https://dashboard.heroku.com/apps/the-mac/settings

https://developers.facebook.com/tools/explorer/457129224434699 https://stackoverflow.com/questions/10083504/how-to-get-oauth-access-token-for-facebook-using-ruby https://github.com/arsduo/koala

[cdm2012]

All pushes to this repo are posted to: https://www.facebook.com/groups/402879773466759/