Urwid

<!-- Release notes generated using configuration in .github/release.yml at master -->

What's Changed
Bug fixes 🕷
* Fix regression from 2.6.1: `ListBox` used for tree implementation. by penguinolog in https://github.com/urwid/urwid/pull/829


**Full Changelog**: https://github.com/urwid/urwid/compare/2.6.3...2.6.4

<!-- Release notes generated using configuration in .github/release.yml at master -->

What's Changed
Bug fixes 🕷
* Fix regression from 2.6.2: weight can be `float` by penguinolog in https://github.com/urwid/urwid/pull/827


**Full Changelog**: https://github.com/urwid/urwid/compare/2.6.2...2.6.3

<!-- Release notes generated using configuration in .github/release.yml at master -->

What's Changed
New features 🗹
* Feature: support `Widget` instance as `Frame` focus part in constructor by penguinolog in https://github.com/urwid/urwid/pull/820
* Feature: `EventLoop.run_in_executor` should accept `**kwargs` by penguinolog in https://github.com/urwid/urwid/pull/822
* Feature: extend validation for `Columns` and `Pile` by penguinolog in https://github.com/urwid/urwid/pull/825
Bug fixes 🕷
* Fix: nonstandard display typing issues by penguinolog in https://github.com/urwid/urwid/pull/818
* Fix: Text pack for `layout` without `pack` by penguinolog in https://github.com/urwid/urwid/pull/819
* Fix: `ListBox` render crash if empty elements in tail by penguinolog in https://github.com/urwid/urwid/pull/824


**Full Changelog**: https://github.com/urwid/urwid/compare/2.6.1...2.6.2

<!-- Release notes generated using configuration in .github/release.yml at master -->

What's Changed
Bug fixes 🕷
* Fix a scenario with ellipsis wrap not fit in screen columns by penguinolog in https://github.com/urwid/urwid/pull/813


**Full Changelog**: https://github.com/urwid/urwid/compare/2.6.0...2.6.1

<!-- Release notes generated using configuration in .github/release.yml at master -->

Fix CI to upload wheel package.

**Full Changelog**: https://github.com/urwid/urwid/compare/2.6.0...2.6.0.post0

<!-- Release notes generated using configuration in .github/release.yml at master -->

What's Changed
Compiled C extension is not used anymore.
It became a blocker for the future correct Unicode support and caused pain for some of end users building package separately.

Bug fixes 🕷
* Fix regression in the `LineBox._w`: should be a property by penguinolog in https://github.com/urwid/urwid/pull/804
* Fix ellipsis encoding in the text layout by penguinolog in https://github.com/urwid/urwid/pull/809
* Fix ListBox `MAX_LEFT`/`MAX_RIGHT` report for `keypress` as unhandled by penguinolog in https://github.com/urwid/urwid/pull/810
Other Changes
* remove .DS_Store by penguinolog in https://github.com/urwid/urwid/pull/808


**Full Changelog**: https://github.com/urwid/urwid/compare/2.5.3...2.6.0