REF: change back verbose_init to verbose in orientation function
REF: change back verbose_init to verbose in orientation function

Former-commit-id: 4f7e2b8807d3dbea4b9374adf973d9b748546156
Former-commit-id: a45c1e9a28d51bd66b966bc5b470078a7c5c668f
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox