v13.0.0 Changes since v12 - Remove CLI program - Remove `Client.return_objects` option - Remove `Client.mock` option - Remove some unused functions - Add type checking with mypy - Move linter invocations to tox - Add flake8 linter - Rewrite `AnsattPatch` class (not based on Ansatt) - Remove pytest from setup.py (deprecated) - Remove support for python 3.6