OPT: register_to_template: changed default params: step=2,type=seg,algo=bsplinesyn,metric=MeanSquares,iter=3,smooth=1
OPT: register_to_template: changed default params: step=2,type=seg,algo=bsplinesyn,metric=MeanSquares,iter=3,smooth=1

Former-commit-id: 37ca03c52f34c263c1a2dd00e95d8102b51274cd
Former-commit-id: 955b85d4f13f09c3ceb2c0ac69fd1ef90c340b0c
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox