Networking: Add nghttp2

Author: myd7349

README.md

@@ -484,6 +484,7 @@ A curated list of awesome C/C++ frameworks, libraries, resources, and shiny thin
 * [libwebsockets](https://github.com/warmcat/libwebsockets) - A lightweight pure C WebSocket implementation that provides both client and server libraries. [LGPL2.1 + static link exception] [website](https://libwebsockets.org/)
 * [Mongoose](https://github.com/cesanta/mongoose) - Extremely lightweight webserver. [GPL2]
 * [Muduo](https://github.com/chenshuo/muduo) - A C++ non-blocking network library for multi-threaded server in Linux. [BSD]
+* [nghttp2](https://github.com/nghttp2/nghttp2) - HTTP/2 C Library. [MIT] [website](https://nghttp2.org/)
 * [nope.c](https://github.com/riolet/nope.c) - A C language-based ultra-light software platform for scalable server-side and networking applications. Think node.js for C programmers. [GPL2]
 * [Onion](https://github.com/davidmoreno/onion) - HTTP server library in C designed to be lightweight and easy to use. [Apache2/GPL2]
 * [POCO](https://github.com/pocoproject) :zap: - C++ class libraries and frameworks for building network- and internet-based applications that run on desktop, server, mobile and embedded systems. [Boost] [website](http://pocoproject.org/)