spree/spree — pull request #5175 by philbirt (2014-08-08 14:40:44+00:00)
Title: Reimbursement Engine

- Ability for reimbursement types to know how to reimburse return items
- Add STI to reimbursement types
- Add reimbursement type engine which figures out the logic that needs to be applied to each return item up for reimbursement