Merge pull request #1 from totallyeviljake/master

initial import of chipmunk and box2d
Merge pull request #2 from totallyeviljake/master

working on a console tool to test the physics
Merge pull request #3 from totallyeviljake/master

switching to a unified pcl library for the physics code.
Merge pull request #4 from totallyeviljake/master

work on the test console app.
Merge pull request #5 from totallyeviljake/master

performance updates for memory allocations
Merge pull request #6 from totallyeviljake/master

added the falling box test and the original box2d source for comparison
Merge pull request #7 from totallyeviljake/master

Changed the test case to be deterministic.
Merge pull request #8 from totallyeviljake/master

memory and math optimizations.
Merge pull request #9 from totallyeviljake/master

little more bug fixing.
Merge pull request #10 from totallyeviljake/master

lots of little quirky bug fixes
Merge pull request #11 from totallyeviljake/master

minor changes to the program output
Merge pull request #12 from totallyeviljake/master

synch up with the master
Merge pull request #13 from totallyeviljake/master

More migration of chipmunk source
Merge pull request #14 from totallyeviljake/master

fix for possible NRE during b2Joint construction.
copied from the cocos2d-xna repo tests.
bug fixing and added some of the original box2d test bed test cases to the console tester.
more performance optimizations.
migration of changes from cocos2d-xna
another set of changes from cc2d-xna.
optimizations to match the peformance of C++