add covarage badge

Milad Rahimi · web-flow · commit 22381afa4e62 · 2019-10-15T16:13:46.000+03:30
diff --git a/README.md b/README.md
@@ -1,4 +1,5 @@
 [![Build Status](https://travis-ci.org/miladrahimi/phprouter.svg?branch=master)](https://travis-ci.org/miladrahimi/phprouter)
+[![Coverage Status](https://coveralls.io/repos/github/miladrahimi/phprouter/badge.svg?branch=master)](https://coveralls.io/github/miladrahimi/phprouter?branch=master)
 
 # PhpRouter
 PhpRouter is a powerful and standalone URL router for PHP projects.

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,5 @@`
`1`	`1`	`[![Build Status](https://travis-ci.org/miladrahimi/phprouter.svg?branch=master)](https://travis-ci.org/miladrahimi/phprouter)`
	`2`	`+[![Coverage Status](https://coveralls.io/repos/github/miladrahimi/phprouter/badge.svg?branch=master)](https://coveralls.io/github/miladrahimi/phprouter?branch=master)`
`2`	`3`
`3`	`4`	`# PhpRouter`
`4`	`5`	`PhpRouter is a powerful and standalone URL router for PHP projects.`