BUG: fixed wrong Z dimension (issue #141)
BUG: fixed wrong Z dimension (issue #141)

Former-commit-id: 80a403b6b82c7f5c201a96e9be69d052029fa420 [formerly 2319ecbb27d9aaf3a40038947d65cac29bc5c309]
Former-commit-id: 63d1b19bddfe5e0808729a582292986982761272
Former-commit-id: 063eff8449e42d23b6e8d288e3316b707c82d08d
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox