Update README.md

Merge pull request #23 from Alcoholrithm/dev

Fix embedding.py for mypy

Update README.md, setup.py, and citation.cff for TabularBinning and fix some mypy errors.

Refactor files for pep8

Update files for mypy

Fix typehint of MLP

Update some files for mypy

Replace np.concat to np.concatenate

Update test_models workflow for TabularBinning

Specify the exact version of ubuntu for the github runner

Fix some errors for mypy

Specify a full version for python 3.7

Refactor SwitchTabPipeLine to use specified n_jobs

Merge pull request #22 from Alcoholrithm/tabularbinning