Add admin screenshots
Add updated_at, created_at columns
Add overwrite switch to seed file
Change description columns to text type
Add type column to transactions table
Add PaymentTransaction and RefundTransaction types
Add factories for RefundTransaction and PaymentTransaction types
Add specs for RefundTransaction and PaymentTransaction
Fix Order and Purchase models
Fix remaining specs
Fix transaction serializer
Update backend client and admin
Add pending balance to payment method payload
Make TransactionSerializer a class, not a module
Add migration to rename refund_id, payment_id columns
Update Order and Purchase models and serializers
Update specs
Update backend client and admin
Update font awesome gem
Change purchase/order refund icon