Fix testParser
Remove unnecessary lines in GenCoord.h.
ReRemove unnecessary lines in Skeleton.cpp.
Remove unnecessary lines in Shape.h.
Fix typo in Joint.cpp
Uncoment TestHelpers.h and modify to adapt refactoring.
Normalize the axis parameters in constructors of joints.
Fix Skeleton::setConfig(...)
Fix typo in TestHelpers.h
Uncoment testForwardKinematics.cpp and pass the unit test.