Numerous changes, including pep8 conformence

commit e44929d0c9496c431cf892687e6515fd3134dfaa
Author: muraj <killogge@gmail.com>
Date:   Mon Jan 10 13:30:10 2011 -0500

    Updated meta information for blender tracker url

commit c699da0117693f8f3135b9e9013d7aefac29ae8b
Author: muraj <killogge@gmail.com>
Date:   Mon Jan 10 11:47:36 2011 -0500

    pep8 conformance

commit abdd2b41d06da2d82f6cb8207f55f65f149ec7e6
Author: Cory Perry <killogge@gmail.com>
Date:   Fri Dec 24 20:22:39 2010 -0500

    Fixed a dumb bug with vertex struct sizes not being properly calculated.  Thor now imports properly as a result.