updated README; added Travis badge

sommersoft · sommersoft · commit aef8d597e178 · 2018-03-10T10:48:48.000-06:00
diff --git a/README.rst b/README.rst
@@ -9,6 +9,10 @@ Introduction
     :target: https://discord.gg/nBQh6qu
     :alt: Discord
 
+.. image:: https://travis-ci.org/adafruit/Adafruit_CircuitPython_IS31FL3731.svg?branch=master
+    :target: https://travis-ci.org/adafruit/Adafruit_CircuitPython_IS31FL3731
+    :alt: Build Status
+
 CircuitPython driver for the IS31FL3731 charlieplex IC.
 
 This driver supports the following hardware:
