OPT: now importing libraries inside modules
OPT: now importing libraries inside modules

Former-commit-id: 8c544afebbed73fd2a1b8062e0150f2f87011a41 [formerly c2bf14f3126cef64e521d1e787301df6b3309273]
Former-commit-id: 0cc6505036882e234e72b099df5a3a304d107de5
Former-commit-id: 3d1b4c7e1b33cc589b16f44e94a73eff3af417ec
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox