make install_sct osx proof
make install_sct osx proof


Former-commit-id: 7fc0b62cc5326ccef72c81841bfbfec9cf1e46ab [formerly 474fd084339032b0f603f2c829f9a9d9acb202d5]
Former-commit-id: 5d802d5802cb53348bc83e605cefabb3caf99ccc
Former-commit-id: 730eedc6691f4c540904b18ea7f2751fb434ffb0
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox