Fixes issue 21
Fixes issue 21

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