fixed test compilation
Update AssemblyInfo.cs description
Add box2d tests to fix compile errors
Merge pull request #305 from mono/master

Update AssemblyInfo.cs description
removed files that we don't use or need.
fix in RayCast and EdgeShapes tests
changed tests to use update() instead of their own tick
b2CircleShape RayCast fix
Collision filter fix
(Theo Jansen's test, CollisionFiltering test)
Merge pull request #308 from denis-minchuk/master

b2CircleShape RayCast fix, Collision filter fix, fix in RayCast and EdgeShapes tests
Merge pull request #306 from Cocos2DXNA/TESTS_USE_SCHEDULEUPDATE

changed tests to use update() instead of their own tick
Merge branch 'master' of https://github.com/Cocos2DXNA/cocos2d-xna into BOX2D_OPTIMIZATIONS

Conflicts:
	tests/tests/classes/tests/Box2DTestBet(Box2D)/Box2DView.cs

more Optimization