Overlap Checks for Replicas

[Laurie Nevay]

Replicas are skipped for overlaps with no print out at all.

Should be at the very least a print out. But I can fix this as I understand replicas now.

[Laurie Nevay]

This should be fixed now. The mother will be generally checked with other volumes at the same level. Additionally, the individual replicants will be checked as it is entirely possible to define overlapping replicas.