DOC: small modif
DOC: small modif

Former-commit-id: a7ac8edba23b0963be540757fe2b0eb490f09f4e [formerly da912df50f9bae324c6aaa550c24e5ae3d7f1c84]
Former-commit-id: e39aae54cf40a678eefa03737d9541e9ec8186bd
Former-commit-id: 0fcece5c4cda2402ac11900f9dd7ac4938885d1f
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox