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README.md

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 Teensy Audio Library
 ====================
 
+[![Build Status](https://travis-ci.org/PaulStoffregen/Audio.svg?branch=master)](https://travis-ci.org/PaulStoffregen/Audio)
+
 16 bit, 44.1 kHz streaming audio library for Teensy 3.x, featuring:
 
 * Polyphonic Playback