v0.8.0

Added

• #63 Added support for custom binary color themes (BinaryColorTheme::Custom).
• #62 Added an SDL based audio example (sdl-audio.rs).
• #66 Added MultiWindow to show multiple displays in one window.
• #66 Added SimulatorDisplay::output_size.

Changed

• (breaking) #65 Bump Minimum Supported Rust Version (MSRV) to latest stable.
• (breaking) #66 OutputSettings::max_fps has been removed, use Window::set_max_fps or MultiWindow::set_max_fps instead.
• (breaking) #66 Renamed OutputImage::update to OutputImage::draw_display and added position parameter.
• #66 Changed Window::events to take &self instead of &mut self.
• (breaking) #69 Bump sdl2 crate dependency to 0.38.0.