Also add gitter badge

nicoulaj · nicoulaj · commit 7ec52769d3a0 · 2017-10-19T20:13:28.000+02:00
diff --git a/README.md b/README.md
@@ -1,4 +1,4 @@
-zsh-completions ![GitHub release](https://img.shields.io/github/release/zsh-users/zsh-completions.svg) ![GitHub contributors](https://img.shields.io/github/contributors/zsh-users/zsh-completions.svg) [![IRC](https://img.shields.io/badge/IRC-%23zsh--completions-yellow.svg)](irc://irc.freenode.net/#zsh-completions)
+zsh-completions ![GitHub release](https://img.shields.io/github/release/zsh-users/zsh-completions.svg) ![GitHub contributors](https://img.shields.io/github/contributors/zsh-users/zsh-completions.svg) [![IRC](https://img.shields.io/badge/IRC-%23zsh--completions-yellow.svg)](irc://irc.freenode.net/#zsh-completions) [![Gitter](https://badges.gitter.im/zsh-users/zsh-completions.svg)](https://gitter.im/zsh-users/zsh-completions?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
 =============
 
 **Additional completion definitions for [Zsh](http://www.zsh.org).**

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-zsh-completions ![GitHub release](https://img.shields.io/github/release/zsh-users/zsh-completions.svg) ![GitHub contributors](https://img.shields.io/github/contributors/zsh-users/zsh-completions.svg) [![IRC](https://img.shields.io/badge/IRC-%23zsh--completions-yellow.svg)](irc://irc.freenode.net/#zsh-completions)`
	`1`	`+zsh-completions ![GitHub release](https://img.shields.io/github/release/zsh-users/zsh-completions.svg) ![GitHub contributors](https://img.shields.io/github/contributors/zsh-users/zsh-completions.svg) [![IRC](https://img.shields.io/badge/IRC-%23zsh--completions-yellow.svg)](irc://irc.freenode.net/#zsh-completions) [![Gitter](https://badges.gitter.im/zsh-users/zsh-completions.svg)](https://gitter.im/zsh-users/zsh-completions?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)`
`2`	`2`	`=============`
`3`	`3`
`4`	`4`	`Additional completion definitions for [Zsh](http://www.zsh.org).`