xero-gateway/xero_gateway — pull request #55 by clod81 (2014-05-12 23:07:08+00:00)
Title: Allow to get bank transactoin total without calling line items

line items calls xero api everytime
if I just care about the bank transaction total, the xml/json element is already at the BankTransaction level.
added attr_accessor to bank transaction :transaction_total