add TravisCI link and banner
diff --git a/README.md b/README.md
index 4bc1e8a..a372a56 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,9 @@
 # under the License.
 #
 -->
+
+[![Build Status](https://travis-ci.org/apache/cordova-js.svg?branch=master)](https://travis-ci.org/apache/cordova-js)
+
 A unified JavaScript layer for [Apache Cordova](http://cordova.apache.org/) projects.
 
 # Project Structure