#30 readme

yegor256 · May 30, 2019 · fc661e1 · fc661e1
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diff --git a/LICENSE.txt b/LICENSE.txt
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 [![Availability at SixNines](https://www.sixnines.io/b/c292)](https://www.sixnines.io/h/c292)
 [![Build Status](https://travis-ci.org/yegor256/jare.svg?branch=master)](https://travis-ci.org/yegor256/jare)
 [![PDD status](http://www.0pdd.com/svg?name=yegor256/jare)](http://www.0pdd.com/p?name=teamed/yegor256/jare)
-[![Dependencies](https://www.versioneye.com/user/projects/571357a5fcd19a0039f1737e/badge.svg?style=flat)](https://www.versioneye.com/user/projects/571357a5fcd19a0039f1737e)
+[![Hits-of-Code](https://hitsofcode.com/github/yegor256/jare)](https://hitsofcode.com/view/github/yegor256/jare)
 
 [www.jare.io](http://www.jare.io)
 
 Lightweight Content Delivery Network (CDN)
 
 More about it in this blog post:
-[Jare.io, an Instant and Free CDN](http://www.yegor256.com/2016/03/30/jare-instant-free-cdn.html)
+[_Jare.io, an Instant and Free CDN_](http://www.yegor256.com/2016/03/30/jare-instant-free-cdn.html).
+
+## How to contribute
+
+Fork repository, make changes, send us a pull request. We will review
+your changes and apply them to the `master` branch shortly, provided
+they don't violate our quality standards. To avoid frustration, before
+sending us your pull request please run full Maven build:
+
+```
+$ mvn clean install -Pqulice
+```
+
+To avoid build errors use Maven 3.2+ and Java 8+.
+