BUG: dmri_compute_dti: fixed
BUG: dmri_compute_dti: fixed

Former-commit-id: d9b6e9331bad590779d4279d14ec27ef836b069d [formerly 3186c90d7c33202bd179d029ad27596f132622b9]
Former-commit-id: 6d22b9098480da9764a03a4fabb71a2d20756f59
Former-commit-id: b641a9b32fc83aa157a8515c6579a831bd20006e
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox