Pipreqs

This release:

- adds .pyw and **jupyter notebook support**
- forces default file encoding to utf-8
- bumps python support versions
- migrates packaging system to poetry
- increased test coverage

Huge thanks to "my" team for all of their work in this release, this was mostly their code:
fredgrub
mateuslatrova
willianrocha
darwinshameran
Fernando-crz
rafael-om

What's Changed
* Update mapping for python-slugify by bskiefer in https://github.com/bndr/pipreqs/pull/354
* Update mapping socketio to python-socketio by hansvana in https://github.com/bndr/pipreqs/pull/349
* Add mapping for python-constraint by Alexander-Wilms in https://github.com/bndr/pipreqs/pull/343
* Mitigation for dependency confusion in pipreqs by adeadfed in https://github.com/bndr/pipreqs/pull/364
* enh: include airflow mapping by mmngreco in https://github.com/bndr/pipreqs/pull/335
* Mapping Telegram to python-telegram-bot by Marocco2 in https://github.com/bndr/pipreqs/pull/304

New Contributors
* bskiefer made their first contribution in https://github.com/bndr/pipreqs/pull/354
* hansvana made their first contribution in https://github.com/bndr/pipreqs/pull/349
* Alexander-Wilms made their first contribution in https://github.com/bndr/pipreqs/pull/343
* adeadfed made their first contribution in https://github.com/bndr/pipreqs/pull/364
* mmngreco made their first contribution in https://github.com/bndr/pipreqs/pull/335
* Marocco2 made their first contribution in https://github.com/bndr/pipreqs/pull/304

**Full Changelog**: https://github.com/bndr/pipreqs/compare/v0.4.12...v0.4.13

I've noticed the PyPi package was not updated in a long time, so I created a new released with the latest changes from last 2 years or so.

Thank you everyone who contributed.

What's Changed
* Require Python 3.7 or higher by EwoutH in https://github.com/bndr/pipreqs/pull/339
* resolve issue 285 by clvnkhr in https://github.com/bndr/pipreqs/pull/344

New Contributors
* EwoutH made their first contribution in https://github.com/bndr/pipreqs/pull/339
* clvnkhr made their first contribution in https://github.com/bndr/pipreqs/pull/344

**Full Changelog**: https://github.com/bndr/pipreqs/compare/v0.4.10...v0.4.12

- added => and ~= support through the "mode" option
- mapping updates, small bug fixes and increased test coverage