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CHANGELOG.md

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+# Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+### Added
+- Invoice and invoice lines API endpoint.
+- Transactions API endpoint.
+- Unit tests for all resources.
+### Changed
+- Resource type is now integrated in endpoint implementations.
+### Fixed
+- ID not present in payload for update subscription.
+- PostalCode not set for Customer.
+
+## [0.3.0] - 2019-11-27
+### Changed
+- Changed vendor name from Marissen to Mooore.
+
+## [0.2.0] - 2019-09-05
+### Added
+- PHP version check to make sure we're running on the right version.
+
+## [0.1.1] - 2019-04-25
+### Added
+- Passing extra attributes to Customer::createSubscription and SubscriptionPlan::createSubscription() is now possible.
+### Changed
+- Moved status values from inplace strings to class constants in resource Subscription.
+
+## [0.1.0] - 2019-04-05
+### Added
+- Initial release.