- GetThetaWorldFrame (!!!!! This doesn't work)
	-GetPhiWorldFrame (it works)

fonction callable from root cint

* Added (Phi, LAB_Theta, LAB_Phi) angle branches filling, and simplification of change frame for emitted particles momentum

	- Method needed by Ganil 2 Root

        - Data class is done
        - Physics class is done

	-Getters and setters updated

        - the t_level internal variable was not cleared at each event