adds ability to post to payments controller
adds balanced_uri to the database for users
adds new schema
starts the creation of a balanced customer
fixes assocation to grab project donators
removes the requirement for email in user
updates seed file as I had my method in wrong spot
adds ability to charge but needs refactoring
re-adds email validations and the specs
adds updated migration and tests for balanced user methods
breaks balanced customer and token out into separate method with tests