- Method needed by Ganil 2 Root

        - Data class is done
        - Physics class is done

	-Merge branch 'NPTool.2.dev' of https://github.com/adrien-matta/nptool into NPTool.2.dev

	-Simulation doesn't work yet..

	-Getters and setters updated

	-inclused ROOT function and random number following that

	- The Hit Level vector was not cleared at the begining of event

	- Radius of central sensitive circle = 3 R