Add integration test for card client 422 error message parsing
Add integration test for card client 422 error message parsing

billCTG/braintree_ios,apascual/braintree_ios,Feverup/braintree_ios,billCTG/braintree_ios,billCTG/braintree_ios,braintree/braintree_ios,apascual/braintree_ios,apascual/braintree_ios,braintree/braintree_ios,Feverup/braintree_ios,billCTG/braintree_ios,billCTG/braintree_ios,braintree/braintree_ios,Feverup/braintree_ios,apascual/braintree_ios,Feverup/braintree_ios,braintree/braintree_ios