Fix problems with multi signal POIs.
If we want to make 2D fits scans floating a set of POI's we need to allow the "-P " option to be duplicated, see here
I put as low priority as I am not sure if we want that for legacy nonres HH
If we want to make 2D fits scans floating a set of POI's we need to allow the "-P " option to be duplicated, see here
I put as low priority as I am not sure if we want that for legacy nonres HH