*`EguiGlow::run` no longer returns the shapes to paint, but stores them internally until you call `EguiGlow::paint` ([#1110](https://github.com/emilk/egui/pull/1110)).
*`EguiGlow::new` now takes `&winit::Window` because there are no reason to use `&glutin::WindowedContext` ([#1151](https://github.com/emilk/egui/pull/1151)).
*`EguiGlow::paint` now takes `&winit::Window` because there are no reason to use `&glutin::WindowedContext` ([#1151](https://github.com/emilk/egui/pull/1151)).
* Automatically detect and apply dark or light mode from system ([#1045](https://github.com/emilk/egui/pull/1045)).