Add change log

Author: Tad Fisher

CHANGELOG.md

@@ -0,0 +1,19 @@
+# Changelog
+
+## [Unreleased]
+
+## [0.4.1] - 2020-06-30
+
+### Changed
+
+- Fixed crashes due to improperly-serialized task inputs.
+
+## [0.4.0] - 2020-06-25
+
+### Added
+
+- Initial public release.
+
+[unreleased]: https://github.com/SimpleFinance/gradle-test-lab-plugin/compare/v0.4.1...HEAD
+[0.4.1]: https://github.com/SimpleFinance/gradle-test-lab-plugin/compare/v0.4.0...v0.4.1
+[0.4.0]: https://github.com/SimpleFinance/gradle-test-lab-plugin/releases/tag/v0.4.0