Travis CI badge.

README.md

@@ -1,6 +1,7 @@
 [![Join the chat at https://gitter.im/pywinauto/pywinauto](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/pywinauto/pywinauto?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 [![Documentation Status](https://readthedocs.org/projects/pywinauto/badge/?version=latest)](http://pywinauto.readthedocs.org/en/latest/?badge=latest)
-[![Build status](https://ci.appveyor.com/api/projects/status/ykk30v7vcvkmpnoq/branch/master?svg=true&passingText=unit%20tests%20-%20OK&pendingText=unit%20tests%20-%20running&failingText=unit%20tests%20-%20fail)](https://ci.appveyor.com/project/pywinauto/pywinauto)
+[![Windows Tests](https://ci.appveyor.com/api/projects/status/ykk30v7vcvkmpnoq/branch/master?svg=true&passingText=Windows%20tests%20-%20OK&pendingText=Windows%20tests%20-%20running&failingText=Windows%20tests%20-%20fail)](https://ci.appveyor.com/project/pywinauto/pywinauto)
+[![Linux Tests](https://travis-ci.org/pywinauto/pywinauto.svg?branch=master)](https://travis-ci.org/pywinauto/pywinauto)
 [![codecov.io](http://codecov.io/github/pywinauto/pywinauto/coverage.svg?branch=master)](http://codecov.io/github/pywinauto/pywinauto?branch=master)
 [![Code Health](https://landscape.io/github/pywinauto/pywinauto/master/landscape.svg?style=flat)](https://landscape.io/github/pywinauto/pywinauto/master)
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/b823b31c0f2b48d6873326d038c5a516)](https://www.codacy.com/app/pywinauto/pywinauto?utm_source=github.com&utm_medium=referral&utm_content=pywinauto/pywinauto&utm_campaign=Badge_Grade)