Add release date and unreleased section.
@@ -5,7 +5,9 @@ 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).
-## [0.8.0] - TBD
+## [Unreleased]
+
+## [0.8.0] - 2020-03-09
### Added
