README.md in csso-rails-0.6.0 vs README.md in csso-rails-0.7.0

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 # csso-rails: Stylesheet Optimizer (CSSO) for Rails Asset pipeline
 
 [![Gem Version](https://badge.fury.io/rb/csso-rails.svg)](https://badge.fury.io/rb/csso-rails)
 [![Gemnasium](https://img.shields.io/gemnasium/Vasfed/csso-rails.svg)](https://gemnasium.com/Vasfed/csso-rails)
+[![Build Status](https://travis-ci.org/Vasfed/csso-rails.svg?branch=master)](https://travis-ci.org/Vasfed/csso-rails)
 
 Ruby adapter for [github.com/css/csso](https://github.com/css/csso).
 
 CSSO does structure-optimization for CSS.
 CSS is usually reduced more than in half in uncompressed and around 15% in gzipped.