Updated to Box2D 2.2, added new joints, some other updates to match the API changes (still plenty more to go though)

--HG--
branch : box2d-update

src/modules/physics/box2d/wrap_Joint.h

@@ -36,7 +36,6 @@ namespace box2d
 	int w_Joint_getAnchors(lua_State * L);
 	int w_Joint_getReactionForce(lua_State * L);
 	int w_Joint_getReactionTorque(lua_State * L);
-	int w_Joint_setCollideConnected(lua_State * L);
 	int w_Joint_getCollideConnected(lua_State * L);
 	int w_Joint_destroy(lua_State * L);
 	int luaopen_joint(lua_State * L);