Added test runner icon although the tests still fail

README.md

@@ -3,6 +3,7 @@ clients on your devices to connect to it.
 
 [![License](https://img.shields.io/badge/license-GPLv3-blue.svg "read the terms of the GPLv3")](http://choosealicense.com/licenses/gpl-3.0/)
 [![Documentation](https://readthedocs.org/projects/pinytocloud/badge/?version=latest "go to the documentation")](http://pinytocloud.readthedocs.org/en/latest/index.html)
+[![Tests](https://travis-ci.org/Pinyto/cloud.svg "go to the test-runner at travis-ci.org")](https://travis-ci.org/Pinyto/cloud)
 
 What is Pinyto?
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