message: Removed SDL mentions from readme.
diff: @@ -59,10 +59,6 @@ line to your `Cargo.toml` file:
  ggez = "0.5"
  ```
  -However you also need to have the SDL2 libraries installed on your
  -system. The best way to do this is documented [by the SDL2
  -crate](https://github.com/AngryLawyer/rust-sdl2#user-content-requirements).
  -
  ggez consists of three main parts: A `Context` object which
  contains all the state required to interface with the computer's
  hardware, an `EventHandler` trait that the user implements to
  @@ -95,14 +91,13 @@ to common problems.
  ## Implementation details
  -ggez is built upon SDL2 for windowing and events, `rodio` for sound,
  +ggez is built upon `winit` for windowing and events, `rodio` for sound,
  and a 2D drawing engine implemented in `gfx` using the OpenGL backend
  (which currently defaults to use OpenGL 3.2). It *should* be
  entirely thread-safe outside of the basic event-handling loop, and
  portable to Windows, Linux and Mac.
  -The goal is to eventually have ggez be pure Rust, but we're not there
  -yet.
  +ggez is Pure Rust(tm).
  ## Help!
  