Merge pull request #4 from sommersoft/new_docs

Improve Ref Docs

Author: kattni

README.rst

@@ -10,6 +10,10 @@ Introduction
     :target: https://discord.gg/nBQh6qu
     :alt: Discord
 
+.. image:: https://travis-ci.org/adafruit/Adafruit_CircuitPython_GPS.svg?branch=master
+    :target: https://travis-ci.org/adafruit/Adafruit_CircuitPython_GPS
+    :alt: Build Status
+
 GPS parsing module.  Can parse simple NMEA data sentences from serial GPS
 modules to read latitude, longitude, and more.