Add payer struct

Order payer information (#169)

* simplest change

* re-using existing type

Co-authored-by: John Landis <jlandis@bcorporation.net>

Update items struct

change SharedListResponse TotalItems, TotalPages from string to int; …

…Error: json: cannot unmarshal number into Go struct field ListSubscriptionPlansResponse.total_items of type string (#166)

Co-authored-by: Moo <mri@robin-data.io>

Update Sale struct

v3.0.23

add recipient_wallet payout field (#165)

Update subscription API

v3.0.22

Fixes response from CreateSubscription (#155)

Add subscriptions and plans

v3.0.21

Subscriptions, Subscription plans and Products API (#151)

Revert breaking change

Revert "Some updates to refund endpoint (#121)" (#147)

This reverts commit efe72c1ed4358171f0281841311bd25e38afc9fb.

Webhooks

v3.0.18

Fix v2 endpoints, migrate to v1

More methods with Paypal request Ids

Auth capture idempotency and refund idempotency (#143)

* Idempotency for capture auth

Capture with Paypal request ID

Adding a capture auth idempotent function (#142)

* Adding a capture auth idempotent function

* refactoring

* better name

Co-Authored-By: Roopak Venkatakrishnan <roopak.v@gmail.com>

* what's in a name

Co-authored-by: Roopak Venkatakrishnan <roopak.v@gmail.com>

Add refund for orders

Refund from capture endpoint function (#141)

* Capture refund API call

* .