BUG: register_to_template: temporary fix for issue #628
BUG: register_to_template: temporary fix for issue #628

Former-commit-id: 1fdd06a819933a0155dea4b7c9471465db8ca314
Former-commit-id: 5eb1c3ded637b4bb60a6f2a6b62727c3862aefdd
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox