add a utility to sort the blocks by row and column in stance frame
add a utility to sort the blocks by row and column in stance frame

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