fixed type cast on template call
fixed but with cylinder collision calculation worng contacts.
fix bug on cylinder collisions
start adding Akerman angular correction

this is because vehicle lose too much momentum when turning since the
steer tire are trying to move on different circles
added funtion to test if body is in simulation
added Akerman steering angle correction
added a util function for calculating driving force to a target
improve object picking system
debuging dll stuff
commented out debugging dll stuff
fix another bug with mouse picking
start adding NPC driver
first pass at AI driver. only steering ai,  still need speed control
lowered the gear until I get speed control