Update changelog for v0.1.0

Author: tarleb

CHANGELOG.md

@@ -3,9 +3,19 @@
 `hslua-module-paths` uses [PVP Versioning][1].
 The changelog is available [on GitHub][2].
 
+## 0.1.0
+
+Released 2021-02-02.
+
+- Fixed `directory`. This was the same as normalize.
+- Improved documentation.
+- Added more tests.
+
 ## 0.0.1
 
-* Initially created.
+Released 2021-02-01.
+
+- Initially created.
 
 [1]: https://pvp.haskell.org
 [2]: https://github.com/hslua/hslua-module-path/releases