The update is pretty minor, however we support now
`WindowEvent::Occluded` when xdg-shell v6 is available.
It also adds support for `Window::show_window_menu`.
Fixes#2927.
This update rewrites the winit's Wayland backend using new wayland-rs
0.30 API. This fixes long standing issue with the forward compatibility
of the wayland backend, meaning that future updates to the wayland
protocol won't break rust code anymore. like it was before when adding
new shm/enum variants into the protocol.
Fixes#2560.
Fixes#2164.
Fixes#2128.
Fixes#1760.
Fixes#725.