Remove travis badge from README

Author: Perseudonymous

README.md

@@ -1,7 +1,6 @@
 # _DataPoint for Python_
 [![PyPi version](https://img.shields.io/pypi/v/datapoint.svg)](https://pypi.python.org/pypi/datapoint/)
 [![Supported Python versions](https://img.shields.io/pypi/pyversions/datapoint.svg)](https://pypi.python.org/pypi/datapoint/)
-[![Build Status](http://img.shields.io/travis/ejep/datapoint-python.svg?style=flat)](https://travis-ci.org/ejep/datapoint-python)
 [![Documentation Status](https://readthedocs.org/projects/datapoint-python/badge/?version=latest)](https://readthedocs.org/projects/datapoint-python/)