Give the second example a button on the front page

Author: stephenc

src/site/markdown/quickstart/index.md

@@ -584,10 +584,13 @@ module into its own module and define inter-module dependencies. Maven will take
 dependencies for you. For example a `backbone.js` module could depend on `jquery` and `underscore` so that you
 don't need to write those dependencies yourself.
 
+Check out the [next example][7] for some ideas
+
 
   [1]: http://localhost:8080/
   [2]: http://maven.apache.org/plugins/maven-release-plugin/
   [3]: http://repo1.maven.org/maven2/
   [4]: http://repo1.maven.org/maven2/org/sonatype/oss/oss-parent/7/oss-parent-7.pom
   [5]: https://github.com/jrburke/r.js/
   [6]: https://github.com/jszip/quickstart-basic
+  [7]: http://jszip.org/quickstart-knockback/

src/site/xdoc/index.xml

@@ -59,6 +59,7 @@
       </p>
       <p class="pagination-centered">
         <a class="btn btn-primary btn-large" href="quickstart/">Let's get started »</a>
+        <a class="btn btn-large" href="quickstart-knockback/">More examples »</a>
       </p>
     </div>
   </body>