Release/2.20180712.1 (#42)

* Release 2.20180712.1

Author: ssung88

README.md

@@ -399,6 +399,7 @@ Class | Method | HTTP request | Description
   - TIMECARDS_READ: GET endpoints related to employee timecards
   - TIMECARDS_WRITE: POST, PUT, and DELETE endpoints related to employee timecards
   - PAYMENTS_WRITE_ADDITIONAL_RECIPIENTS: Allow third party applications to deduct a portion of each transaction amount.
+  - PAYMENTS_WRITE_IN_PERSON: POST, PUT, and DELETE endpoints. Grants write access to transaction and refunds information.
 
 ### oauth2ClientSecret