for continuous walking demo, lazy initialize the lcm subscriptions
for continuous walking demo, lazy initialize the lcm subscriptions

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