Bugfix: Some variables name were the same as the getter/setter methods name.
bug fix in move.py: calls to LoopPrimitive update method no longer needed.
Poppy package removed.
All code to control Poppy is now available on an independent repository: https://github.com/poppy-project/poppy-software
Correct a few bugs in the optitrack sensor. Also add the quaternion to the tracked object.
Merge branch 'master' into pr/13

Conflicts:
	pypot/primitive/move.py