add subdivisions property to BoxAffordanceItem
add subdivisions property to BoxAffordanceItem

gizatt/director,empireryan/director,RobotLocomotion/director,rdeits/director,rdeits/director,gizatt/director,mithrandir123/director,mithrandir123/director,patmarion/director,RussTedrake/director,manuelli/director,patmarion/director,manuelli/director,openhumanoids/director,mitdrc/director,patmarion/director,gizatt/director,RobotLocomotion/director,mitdrc/director,empireryan/director,patmarion/director,gizatt/director,edowson/director,rdeits/director,edowson/director,RussTedrake/director,mithrandir123/director,openhumanoids/director,mitdrc/director,empireryan/director,manuelli/director,RobotLocomotion/director,mitdrc/director,openhumanoids/director,manuelli/director,RussTedrake/director,RobotLocomotion/director,rdeits/director,edowson/director,openhumanoids/director,mitdrc/director,mithrandir123/director,empireryan/director,rdeits/director,empireryan/director,gizatt/director,openhumanoids/director,RobotLocomotion/director,mithrandir123/director,RussTedrake/director,manuelli/director,edowson/director,RussTedrake/director,patmarion/director,edowson/director