Window::set_theme
Also adds a method to toggle this behavior during runtime.
To prevent user from using `::all()` and thus writing not forward compatible code wrap the bitflags struct and provide simpler interface to it.
Allow updating IME state atomically to make it easier for platforms where it's atomic by its nature, like Wayland. The old API is marked as deprecated and is routed to the new atomic API. Co-authored-by: dcz <gilapfco.dcz@porcupinefactory.org>
winit-win32
