REF: fixed issue #680
REF: fixed issue #680

Former-commit-id: fe679b61d4eb003864cc19b6008957b98fa88c49 [formerly fde7162f4bd6ce8043c86be3f4f706fe89453e3f]
Former-commit-id: dafc97687c642ffcc7e46deba9e1c651f8cfc677
Former-commit-id: d675f8e34e26ce0031a4b92f92124d7b11d3f897
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox