Anipy-cli

What's Changed
* Various improvements to the install instructions by r333mo meteor314 Linuxinet and ura43
* UX polish by BAaboe in https://github.com/pystardust/ani-cli/pull/437
* We now pass a proper window title since 443 fixed by 71zenith in https://github.com/pystardust/ani-cli/pull/444
* Fix grep: invalid repetition count(s) regex bug by RaynardGerraldo in https://github.com/pystardust/ani-cli/pull/440
* Fix 424 and 406 related to `-e` by 71zenith in https://github.com/pystardust/ani-cli/pull/445
* Removed problematic `-e` by 71zenith in https://github.com/pystardust/ani-cli/pull/458

New Contributors
* r333mo made their first contribution in https://github.com/pystardust/ani-cli/pull/434
* meteor314 made their first contribution in https://github.com/pystardust/ani-cli/pull/436
* Linuxinet made their first contribution in https://github.com/pystardust/ani-cli/pull/459

**Full Changelog**: https://github.com/pystardust/ani-cli/compare/v1.5...v1.6

The first github releases version.
No changelog this time since auto generating one would include everything since the first commit.

**This Release exists for our package maintainers**
**If you're a regular user, please follow the installation instructions in the readme or ask for help in the discord.**