DOC: new transformation option to be done
DOC: new transformation option to be done

Former-commit-id: fc89a45d7ca462b0cb618b75f8f4a205c8d17ed6 [formerly 56681713ae5f1b33179e0a44b6b6166b458473c0]
Former-commit-id: 937f74854f02a3dc6d6a7833fad4d3764e9500ff
Former-commit-id: 1a94d343e1ef5cf79ea62ef3b4d3ef296ec03362
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox