Created function rewrite_arguments.
Created function rewrite_arguments.


Former-commit-id: c3c636d706bc293bf6ddda9bda9df3aebe10e8f9
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox