* Fix SDK installation error: - Add `requests` as a required dependency * Fix python_requires to only support python 3+ * Fix card tests
2.0.6
A brand new version of the SDK that has the following features:
* Support to Python 3+ * Per request configuration * Support to more APIs (customer, merchant_order, refund, advanced_payment, etc.) * Pylint * Unit tests
1.2.1
- Prevent sending Authorization Header when calling POST to `/oauth/token`