| ⇢ | A | RefundManager added |
| ⇢ | A | RefundManager::issueFullRefundForSubscription() added | |
| ⇢ | A | RefundManager::__construct() added | |
| ⇢ | A | Subscription::endAtEndOfPeriod() added | |
| ⇢ | A | SubscriptionManager::cancelSubscriptionInstantly() added | |
| A | ↛ | SubscriptionManager::cancelSubscriptionWithFullRef... removed |