Pyfixest

New Contributors
* NKeleher and Wenzhi-Ding made their first contributions! Thank you so much for all your efforts! 🎉

**Full Changelog**: https://github.com/s3alfisc/pyfixest/compare/v0.15.0...v0.16.0

What's Changed
* Fix `codecov`: generate coverage reports by s3alfisc in https://github.com/s3alfisc/pyfixest/pull/270
* Add support for `WLS` for `feols()` by s3alfisc in https://github.com/s3alfisc/pyfixest/pull/273


**Full Changelog**: https://github.com/s3alfisc/pyfixest/compare/v0.14.0...v0.15.0

- Moves the documentation to [quartodoc](https://github.com/machow/quartodoc).
- Changes all docstrings to `numpy` format.
- Difference-in-differences estimation functions now need to be imported via the `pyfixest.did.estimation` module:

py
from pyfixest.did.estimation import did2s, lpdid, event_study


What's Changed
* PyFixest 0.14.0: Move documentation to `quartodoc` by s3alfisc in https://github.com/s3alfisc/pyfixest/pull/264


**Full Changelog**: https://github.com/s3alfisc/pyfixest/compare/v0.13.5...v0.14.0

- Fixes a bug that lead to incorrect results when the dependent variable and **all covariates** (excluding the fixed effects) where integers. See 265 for details.

- Fixes a bug in `etable()` with IV's that occurred because `feols()` does not report R2 statistics for IVs.

- Fixes a bug in `etable()` and a warning in `fixest_model_matrix` that arose with higher `pandas` versions. Thanks to aeturrell for reporting!