add powrc to file
update to transaction js misspelt the word billing
add surcharge to stack and transaction
Add surcharge to UI
Merge branch 'hotfix/transaction-js' into feature/surcharge
update to text on payment page
update invoice mailers with new surcharge totals
add stripe to transaction check
add braintree tests for transactions, add base_cost to transaction to record the base amount
add braintree keys to wercker yaml