Moving parse_error() from Gateway to Error, to be reused by Invoice
Moving parse_error() from Gateway to Error, to be reused by Invoice

sharesight/xero_gateway,Thinkei/xero_gateway,armstrjare/xero_gateway,Flatbook/xero_gateway,xero-gateway/xero_gateway,BookingBug/xero_gateway,domness/xero_gateway,amxsv/xero_gateway