Update CHANGELOG.
Bump for release.
PxPay: Trim MerchantReferences longer than 50 characters.
Merge branch 'fix-pxpay-merchant-references'
Remove modifications to $KCODE in cc5 and garanti.
Paymill: Add support for store

Adds the store method, and adds support to purchase and authorize for
using a token directly.
USA ePay Advanced: Fix misspelling of "Aduth"

Closes 639.
Add $KCODE to test files that require it.
Merge pull request #641 from Shopify/remove-kcode

Remove modifications to $KCODE in cc5 and garanti.
Refactor of my last PR to remove warnings for ruby >= 1.9
Merge pull request #643 from Shopify/kcode-fix

Refactor of my last PR to remove warnings for ruby >= 1.9
added Guest Checkout, check for signature at notification and redirect, send signature, timestamp, and order id instead of secret in helper, update parameter names
Guest Checkout now always enabled

Letting merchant choose whether or not to enable GC by setting
:credential4 to "true" just didn't seem correct, so I just force GC to
be enabled always
nil address values should not throw exceptions during truncation.
Merge pull request #644 from Shopify/orbital-nil-address-fix

nil address values should not throw exceptions during truncation.
Bump for release v1.32.1
Netaxept: Revamp to use the "M" service type

The previous implementation used a Netaxept "service type" that they
don't like to give customers access to. This completely revamps the
gateway to use the actually accessible service type.

Closes #581.
Litle: Void authorizations via an auth reversal

This changes the format of the authorization string, but the change
should be fully backwards compatible with any already stored
authorizations.

Closes #642.
Add RBK Money integration

https://rbkmoney.ru/

Closes #647.
Direcpay: Update test url

Closes #651.