Added sprite 9 test with inset.
pulling this in from the old repository. this work is nearly complete.
disabled the build for box2d.
Remove CCNS from code base. Issue #64
code modernization - removed use of lists in lieu of actual dictionaries.
merge conflict
work on the box2d impl
more work on migrating the code.
little more work on box2d
more joints completed.
more work on joints
a little more progress.
final joint classes.