Add Travis-CI status button to README.md
diff --git a/README.md b/README.md
index c0e0c8f..c3775b1 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
+[![Travis-CI](https://travis-ci.com/tungstenfabric/tungsten-tempest.svg?branch=master)](https://travis-ci.com/tungstenfabric/tungsten-tempest)
+
 Tempest Integration of Tungsten Fabric (Contrail)
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