BUG: fixed function sct_orientation
BUG: fixed function sct_orientation

Former-commit-id: 53ca57e97b74436fc08a0a2abff9c3823d05d5c4 [formerly e24d9a96fc5776bfac85393f2f389ec76ea21521]
Former-commit-id: 75cdb4e618d200404ec82f552568161c98e2b769
Former-commit-id: 0f90e27adabad6cf24201adf5b03d32c1370e204
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox