indicate current outcome/status with color of percentage indicator
Fix type annotation, refactor _write_progress_information_filling_space
Keep code in _get_main_color as similar as possible to how it was before
Write test
Make black-compliant
Fix error in newly introduced test_collecterror
Make tests more readable by using constants and f-strings
Remove accidentally added monkeypatch
Make Python 3.5-compatible, add changelog entry
Add newline at the end of changelog file