NEW: modified sct_register_multimodal to allow new algorithms (slicereg2d_pointwise, slicereg2d_translation, slicereg2d_rigid, slicereg2d_affine)
NEW: modified sct_register_multimodal to allow new algorithms (slicereg2d_pointwise, slicereg2d_translation, slicereg2d_rigid, slicereg2d_affine)

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