README.md in rack-middleware-google-image-0.0.1 vs README.md in rack-middleware-google-image-0.0.2

- old
+ new

@@ -1,9 +1,12 @@
 # Rack::Middleware::Google::Image
 
+[![Build Status](https://secure.travis-ci.org/banyan/rack-middleware-google-image.png)](http://travis-ci.org/banyan/rack-middleware-google-image)
 ![image](http://i.imgur.com/LEnwb.png?1)
 
 rack middleware to response any image file via google search
+
+the original idea comes from [here](http://kimoto.hatenablog.com/entry/2012/05/06/113043)
 
 ## Installation
 
 Add this line to your application's Gemfile:
 