Fix cbox link

Signed-off-by: Jan Friesse <jfriesse@redhat.com>

index.html

@@ -55,7 +55,7 @@
 
 <p>Our project relies on a good mix of talented fresh engineering experience coupled experienced engineers to make great quality software. We validate our software using a test suite which runs on each commit of the tree.</p>
 
-<p>Our <a href="http://build.clusterlabs.org:8011">automated build and test infrastructure</a> is provided by <a href="http://trac.buildbot.net/">buildbot</a>, <a href="fabbione/cbox">cbox</a>, Pacemaker's CTS, and our own Corosync specific CTS test cases.</p>
+<p>Our <a href="http://build.clusterlabs.org:8011">automated build and test infrastructure</a> is provided by <a href="http://trac.buildbot.net/">buildbot</a>, <a href="https://github.com/fabbione/cbox">cbox</a>, Pacemaker's CTS, and our own Corosync specific CTS test cases.</p>
         </section>
 
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