Merge pull request #40 from PaulRotmann/badge

Add badge to show number of project installations

Author: clue

Diff for: README.md

@@ -1,6 +1,7 @@
 # clue/reactphp-http-proxy
 
 [![CI status](https://github.com/clue/reactphp-http-proxy/workflows/CI/badge.svg)](https://github.com/clue/reactphp-http-proxy/actions)
+[![installs on Packagist](https://img.shields.io/packagist/dt/clue/http-proxy-react?color=blue&label=installs%20on%20Packagist)](https://packagist.org/packages/clue/http-proxy-react)
 
 Async HTTP proxy connector, tunnel any TCP/IP-based protocol through an HTTP
 CONNECT proxy server, built on top of [ReactPHP](https://reactphp.org).