better output data

[Sven Schmid]

http://i.msdn.microsoft.com/jj159883.holmquest_fig02(en-us,MSDN.10).jpg

dataset = 120bytes
2 bytes each axis
3 axis each joint

1. Head
2. Shoulder center
3. right shoulder
4. left shoulder
5. right elbow
6. left elbow
7. right wrist
8. left wrist
9. right hand
10. left hand
11. Spine
12. Hip center
13. right hip
14. left hip
15. right knee
16. left knee
17. right ankle
18. left ankle
19. right feet
20. left feet