docs: updated changelog for 0.1.1 release

Signed-off-by: Christopher Arndt <chris@chrisarndt.de>

Author: SpotlightKid

CHANGELOG.md

@@ -1,5 +1,17 @@
 # Changelog
 
-## Version 0.10.0 (2021-04-18)
+## Version 0.1.1 (2022-03-24)
+
+Maintenance release.
+
+* Cleaned up license information.
+* Fixed handling of status returned from `client_open` in examples.
+* Converted comments into function docstrings in helper module.
+* Reformatted source code with black and isort.
+* Removed superfluous shebang lines and encoding declarations.
+* Fixed typos in readme and changelog.
+* Added Python 3.10 to list of supported versions in package meta data.
+
+## Version 0.1.0 (2021-04-18)
 
 * Initial release as a stand-alone project