Update README.md

Dgame · web-flow · commit 28b5f9563dae · 2017-01-10T10:51:19.000+01:00
diff --git a/README.md b/README.md
@@ -2,6 +2,8 @@
 
 [![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/Dgame/php-time/badges/quality-score.png?b=master)](https://scrutinizer-ci.com/g/Dgame/php-time/?branch=master)
 
+[![Build Status](https://travis-ci.org/Dgame/php-time.svg?branch=master)](https://travis-ci.org/Dgame/php-time)
+
 ## Convert TimeUnits to other TimeUnits in no time.
 
 ### Seconds:
