Kor

What's Changed

* Integrated with langchain
* Added test coverage for code in preparation for feature work

Breaking changes

* Removed `kor` adapters on top of open AI models, these will be maintained by langchain.

New Contributors
* vbarda made their first contribution in https://github.com/eyurtsev/kor/pull/26
* hwchase17 made their first contribution in https://github.com/eyurtsev/kor/pull/57

**Full Changelog**: https://github.com/eyurtsev/kor/compare/0.2.0...0.3.0

Added documentation and cleaned up some old code.
Small feature set to gauge interest.
Code is hardly tested at the moment.

Draft release only available for a few folks. Has some documentation and a somewhat stabilized API.