REF: harmonized flags. Related to #669
REF: harmonized flags. Related to #669

Former-commit-id: c97ff58e05014e7abfe88c604b0409e4998ed1c5
Former-commit-id: 814ebb92e76e99c03fd312ceb865147f300542ce
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox