Merge pull request #1216 from nikolausWest/patch-2

add egui to the gui section

README.md

@@ -1194,6 +1194,7 @@ See also [Are we game yet?](https://arewegameyet.rs)
 * Cocoa
   * [servo/core-foundation-rs](https://github.com/servo/core-foundation-rs) — [![build badge](https://api.travis-ci.com/servo/core-foundation-rs.svg?branch=master)](https://travis-ci.org/servo/core-foundation-rs)
 * [Druid](https://github.com/linebender/druid) [[druid](https://crates.io/crates/druid)] — [Druid](https://linebender.org/druid/), a data-first Rust-native UI design toolkit. [![build badge](https://github.com/linebender/druid/workflows/.github/workflows/ci.yml/badge.svg)](https://github.com/linebender/druid/actions)
+* [emilk/egui](https://github.com/emilk/egui) - Simple, fast, and highly portable immediate mode GUI library for Rust. egui runs on the web, natively, and in your favorite game engine. [![Build Status](https://github.com/emilk/egui/workflows/CI/badge.svg)](https://github.com/emilk/egui/actions?workflow=CI)
 * [emoon/rust_minifb](https://github.com/emoon/rust_minifb) — minifb is a cross-platform window setup with optional bitmap rendering. It also comes with easy mouse and keyboard input. Primarily designed for prototyping
 * [FLTK](https://www.fltk.org/)
   * [fltk-rs](https://github.com/fltk-rs/fltk-rs) — FLTK Rust bindings [![Build](https://github.com/fltk-rs/fltk-rs/workflows/Build/badge.svg?branch=master)](https://github.com/fltk-rs/fltk-rs/actions)