Update README.md

Author: xxlabaza

README.md

@@ -3,6 +3,9 @@
 [![build_status](https://travis-ci.org/appulse-projects/encon-java.svg?branch=master)](https://travis-ci.org/appulse-projects/encon-java)
 [![maven_central](https://maven-badges.herokuapp.com/maven-central/io.appulse.encon/encon/badge.svg)](https://search.maven.org/search?q=g:io.appulse.encon)
 [![License](http://img.shields.io/:license-apache-brightgreen.svg)](http://www.apache.org/licenses/LICENSE-2.0.html)
+<a href="https://github.com/ben-manes/caffeine/wiki">
+<img align="right" height="90px" src="https://avatars0.githubusercontent.com/u/35625214?s=200&v=4">
+</a>
 
 Java implementation of **E**rlang **N**ode **CON**nector (using Eralng Distribution Protocol). For more information, visit the [site](https://appulse.io).