- update to 2.6.10:
* `ScrollBar`: fully support `__length_hint__` if not `Sized`
- update to 2.6.9:
* Support relative scroll for `ListBox`
* Absolute scrolling calculation is resource-hungry and can
cause serious issues on the long lists.
* This change also rework calculation allowing to use
`ScrollBar` with `TreeList` (users should prevent infinite
load cycle on lazy-load self).
* Support `` key reading for sgrmouse
* Historically key reading was not implemented due to `` for
buttons 1-3 is handled by the most GUI terminal emulators
itself.
* Fix regression in `TreeWidget`: original widget can be
overridden
- update to 2.6.8:
* Fix regression: Overlay not accepted relative positioning
- update to 2.6.7:
* Fix `MainLoop.watch_pipe` regression for the callback outcome
not `False`
- update to 2.6.6:
* Fix Columns sizing and pack behavior
- update to 2.6.5:
* Allow `wcwidth` to select unicode version
* `TreeWidget`: do not use deprecated API in
`update_expanded_icon`
- update to 2.6.4:
* Fix regression from 2.6.1: `ListBox` used for tree
implementation.
- update to 2.6.3: