README.md in rack-insight-0.5.29 vs README.md in rack-insight-0.5.30

- old
+ new
@@ -28,9 +28,10 @@
 | test coverage           |  [![Coverage Status](https://coveralls.io/repos/pboling/rack-insight/badge.png)](https://coveralls.io/r/pboling/rack-insight) |
 | homepage                |  [https://github.com/pboling/rack-insight][homepage] |
 | documentation           |  [http://rdoc.info/github/pboling/rack-insight/frames][documentation] |
 | author                  |  [Peter Boling](https://coderbits.com/pboling) |
 | Spread ~♡ⓛⓞⓥⓔ♡~      |  [![Endorse Me](https://api.coderwall.com/pboling/endorsecount.png)](http://coderwall.com/pboling) |
+| Working Example         | [On Rails 3.2.20](https://github.com/pboling/x-cascade_header_rails/tree/rails3) |
 
 Features
 --------
 
 * Password-based security