Add avs_result and cvv_result codes to Optimal Payments
Move rexml text into a method and dont rescue nil
Make 0000 default post code for everyone if missing
Update test name
do not send the email parameter with a charge. also, load the slice function for tests.
Use money 5.0 on ruby 1.8
Add Liqpay integration

https://liqpay.com/

Closes #496.
Paypal Express gateway: Add shipping accessor

Adds an accessor to the Instant Update API response to access shipping
information.

Closes #504.
fix path of gateway remote test in generator
Merge pull request #506 from freerunningtechnologies/generator_path

Fix gateway remote test path in generator
PayPal: Fix test failing due to timezone

Closes #508.
Added PaypalRecurringApi to PaypalExpressGateway
Add unit tests for MultiResponse
Only add tax option if it's passed in
Bump for release
Add Code Climate badge to README
Stripe gateway: Decouple test from AM version

Closes #518.
Add eWay Rapid 3.0 gateway

http://www.eway.com.au/developers/api/rapid-3-0

Closes #519.
AVS response needs to have the keys for the object in the hash returned, even if they are nil

8cf277a broke this expectation, now there are tests to cover the case.

A MultiResponse test needed to be fixed because of this change as well,
it shouldn't affect the interface or how AVSResult/CVVResult are
returned.
Merge pull request #521 from jduff/fix_avs_responses

AVS response needs to have the keys for the object in the hash returned, even if nil