Update README.md

Author: chamnap

README.md

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-[![Build Status](https://travis-ci.org/yoolk/liquid-rails.svg?branch=master)](https://travis-ci.org/yoolk/liquid-rails)[![Coverage Status](https://coveralls.io/repos/yoolk/liquid-rails/badge.png?branch=master)](https://coveralls.io/r/yoolk/liquid-rails?branch=master)
+[![Build Status](https://travis-ci.org/yoolk/liquid-rails.svg?branch=master)](https://travis-ci.org/yoolk/liquid-rails)[![Coverage Status](https://coveralls.io/repos/yoolk/liquid-rails/badge.png?branch=master)](https://coveralls.io/r/yoolk/liquid-rails?branch=master)[![Gem Version](https://badge.fury.io/rb/liquid-rails.svg)](http://badge.fury.io/rb/liquid-rails)
 # Liquid-Rails
 
 It allows you to render `.liquid` templates with layout and partial support. It also provides filters, tags, drops class to be used inside your liquid template.
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 ## Authors
 
-* [Chamnap Chhorn](https://github.com/chamnap)
+* [Chamnap Chhorn](https://github.com/chamnap)