Merge pull request #23 from PaulRotmann/badge

Add badge to show number of project installations

Author: clue

README.md

@@ -1,6 +1,7 @@
 # clue/reactphp-csv
 
 [![CI status](https://github.com/clue/reactphp-csv/workflows/CI/badge.svg)](https://github.com/clue/reactphp-csv/actions)
+[![installs on Packagist](https://img.shields.io/packagist/dt/clue/reactphp-csv?color=blue&label=installs%20on%20Packagist)](https://packagist.org/packages/clue/reactphp-csv)
 
 Streaming CSV (Comma-Separated Values or Character-Separated Values) parser and encoder for [ReactPHP](https://reactphp.org/).