Apply credit to account in BillForward Node SDK

AccountCredit.js

BillForward.Account.getByID('ACC-81674A80-3B2D-4327-8C24-994720BA')
.then(function(account) {
	models.creditNote = new BillForward.CreditNote({
		'accountID': account.id, // predicated on account's first being created
		'value': 100,
		'currency': 'USD'
	});
	return BillForward.CreditNote.create(models.creditNote);
})
.done();