WIP: add euler tx to antsSliceRegularizedRegistration
WIP: add euler tx to antsSliceRegularizedRegistration

dawnsong/ANTs,dawnsong/ANTs,stnava/ANTs,stnava/ANTs,dawnsong/ANTs,dawnsong/ANTs,stnava/ANTs,stnava/ANTs,dawnsong/ANTs,stnava/ANTs,dawnsong/ANTs,dawnsong/ANTs,stnava/ANTs,stnava/ANTs