campaign-id is id of originial tweet donation-id is id of retweet http://guarded-waters-5444.herokuapp.com/
TODO: Raja - Venmo API call for payment and do DMs / Tweets -> update firebase state Albert - Process payments in '/finish' Albert - Dashboard view
Details: Raja -> check if venmo oauth of donor exists -> firebase call to get venmo oauth for the donor -> firebase call to get venmo username of fundraiser -> before performing venmo api call, mark as in progress -> perform venmo api call if successful -> after call, mark as done -> otherwise, send dm / tweets
Albert -> look up donations by user and act on unprocessed ones response = firebase.get("donations", {"donor" => donor_twitter_username, "state" => "todo"}) -> before sending venmo api call, mark donation as in progress -> send corresponding venmo api calls -> mark donations as complete
-> implement dashboard view