Add travis badge.

coderanger · coderanger · commit c0c9a0725342 · 2013-12-27T18:26:35.000-08:00
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 python Cookbook
 ===============
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+[![Build Status](https://travis-ci.org/poise/python.png?branch=master)](https://travis-ci.org/poise/python)
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 Installs and configures Python.  Also includes LWRPs for managing python packages with `pip` and `virtualenv` isolated Python environments.
 
 
