Update badges

Author: bergie

README.md

@@ -1,6 +1,4 @@
-# fbp-diff
-
-[![Greenkeeper badge](https://badges.greenkeeper.io/flowbased/fbp-diff.svg)](https://greenkeeper.io/)
+# fbp-diff [![Build Status](https://travis-ci.org/flowbased/fbp-diff.svg?branch=master)](https://travis-ci.org/flowbased/fbp-diff) [![Greenkeeper badge](https://badges.greenkeeper.io/flowbased/fbp-diff.svg)](https://greenkeeper.io/)
 
 Diff utility for [FBP graphs](http://github.com/flowbased/fbp),
 making it easier to determine changes compare to using a naive textual diff of the JSON files.