added pot with variable range for attractive part
added pot with variable range for attractive part

MrTheodor/csg,junghans/csg,MrTheodor/csg,richardjgowers/csg,richardjgowers/csg,richardjgowers/csg,junghans/csg,junghans/csg,MrTheodor/csg,votca/csg,richardjgowers/csg,votca/csg,votca/csg,MrTheodor/csg,votca/csg,junghans/csg,junghans/csg,junghans/csg,MrTheodor/csg,richardjgowers/csg