fixing bug

...TrajectoryGeneration/FootTrajectoryGenerationMultiple.cpp

...tTrajectoryGeneration/FootTrajectoryGenerationMultiple.hh

...TrajectoryGeneration/FootTrajectoryGenerationStandard.cpp

...tTrajectoryGeneration/FootTrajectoryGenerationStandard.hh

...neration/LeftAndRightFootTrajectoryGenerationMultiple.cpp

...eneration/LeftAndRightFootTrajectoryGenerationMultiple.hh

src/GlobalStrategyManagers/CoMAndFootOnlyStrategy.cpp

src/Mathematics/Bsplines.cpp

src/ZMPRefTrajectoryGeneration/AnalyticalMorisawaCompact.cpp

tests/TestMorisawa2007.cpp