Json-fingerprint

What's Changed
* Update `READMe.md`
* Improve code documentation
* Add proper Google-style docstrings to public API

**Full Changelog**: https://github.com/cobaltine/json-fingerprint/compare/v0.13.1...v0.14.0

What's Changed
* Update `README.md` with performance section


**Full Changelog**: https://github.com/cobaltine/json-fingerprint/compare/v0.13.0...v0.13.1

What's Changed
* Fix empty `list` and empty `dict` handling
* Restructure comments and harmonize module naming
* Update `README.md` to reflect recent changes

**Full Changelog**: https://github.com/cobaltine/json-fingerprint/compare/v0.12.2...v0.13.0