Fix gunicorn description

README.md

@@ -1313,7 +1313,7 @@ Inspired by [awesome-php](https://github.com/ziadoz/awesome-php).
 *WSGI-compatible web servers.*
 
 * [bjoern](https://github.com/jonashaag/bjoern) - Asynchronous, very fast and written in C.
-* [gunicorn](https://github.com/benoitc/gunicorn) - Pre-forked, partly written in C.
+* [gunicorn](https://github.com/benoitc/gunicorn) - Pre-forked, ported from Ruby's Unicorn project.
 * [uWSGI](https://uwsgi-docs.readthedocs.io/en/latest/) - A project aims at developing a full stack for building hosting services, written in C.
 * [waitress](https://github.com/Pylons/waitress) - Multi-threaded, powers Pyramid.
 * [werkzeug](https://github.com/pallets/werkzeug) - A WSGI utility library for Python that powers Flask and can easily be embedded into your own projects.