Remove debugging information back to 3 ms of computation.

...TrajectoryGeneration/FootTrajectoryGenerationStandard.cpp

src/MotionGeneration/ComAndFootRealizationByGeometry.cpp

src/PreviewControl/ZMPPreviewControlWithMultiBodyZMP.cpp

src/RobotDynamics/pinocchiorobot.cpp

src/ZMPRefTrajectoryGeneration/ZMPVelocityReferencedQP.cpp

src/ZMPRefTrajectoryGeneration/nmpc_generator.cpp