message: Fix typo and whitespace
diff: @@ -139,7 +139,7 @@ impl Display {
  // Create the window where Alacritty will be displayed
  let mut window = Window::new(&options.title)?;
  - // get window properties for initializing the other subsytems
  + // get window properties for initializing the other subsystems
  let mut viewport_size = window.inner_size_pixels()
  .expect("glutin returns window size");
  let dpr = window.hidpi_factor();
  