You seem to be looking at version 2011.0.69.0 of The Building Coder samples.
From the original post, in May 2010.
Cool.
If you insist, so be it.
You can also look at the other releases on GitHub:
https://github.com/jeremytammik/the_building_coder_samples/releases
Or just grab the current Revit 2016 master from
https://github.com/jeremytammik/the_building_coder_samples
Cheers,
Jeremy