create namepsace for Paypal classes
add amount test for paypal express
fix directory path for autoload
add Address class
add capture, credit and void to paypalexpress gateway. allow adding address to paypalexpress.
fix testing for paypalexpress
Merge develop branch
use Options class for params from Response class
fix namespaces and folders
Merge branch 'develop'
centinel response - pares_status may not be defined if connection error
hsbc secure epayments namespace fix
hsbc secure epayments country method call fix
implement hsbc global iris gateway
HsbcSecureEpayments::success_form can be overwritten in child class
HsbcSecureEpayments::$TRANSACTION_STATUS_MAPPINGS used by inheriting classes
paypalexpress gateway - item xml build up fix
CentinelPaypal namespace fix
Add Moneris payment gateway
add moneris test files