REF : removed -prc in process_seg
REF : removed -prc in process_seg


Former-commit-id: 35eb9e278d0b3eca405823a25bb38aca1a9dae00
Former-commit-id: 3fd7debfce9f2bfd77651e80945acff09023d268
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox