BUG: now automatically removing any padding option when registering with sliceReg
BUG: now automatically removing any padding option when registering with sliceReg

3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox