Bayes-pol

What's Changed
* Update documentation with `codecov` by tvwenger in https://github.com/tvwenger/bayes_pol/pull/1
* update version.py by tvwenger in https://github.com/tvwenger/bayes_pol/pull/2
* update codecov by tvwenger in https://github.com/tvwenger/bayes_pol/pull/3

New Contributors
* tvwenger made their first contribution in https://github.com/tvwenger/bayes_pol/pull/1

**Full Changelog**: https://github.com/tvwenger/bayes_pol/compare/v1.0...v1.1

Initial release.
- `FaradayModel` predicts Stokes Q, U, and Faraday depth spectra assuming a Gaussian decomposition