Updated drupal-org.make, remove 'www' to get drupal.org build to work.

We're unable to build a 1.0-alpha26 release because drupal thinks this is not
in the whitelist on drupal.org (http://drupal.org/packaging-whitelist):

  http://www.jacklmoore.com/colorbox/colorbox.zip

 	modified:   drupal-org.make
Updated build-petitions.make to use alpha28 (including updated drupal-org.make file).

 	modified:   build-petitions.make