mod: Use Deformable module with weighted gradient averaging
mod: Use Deformable module with weighted gradient averaging

Other changes include the implicit surface distance in normal direction without (experimental) detection of outliers  in the isosurface based on geometric assumptions.

BioMedIA/MIRTK,stefanpsz/MIRTK,schuhschuh/MIRTK,stefanpsz/MIRTK,BioMedIA/MIRTK,BioMedIA/MIRTK,stefanpsz/MIRTK,schuhschuh/MIRTK,schuhschuh/MIRTK,stefanpsz/MIRTK,schuhschuh/MIRTK,BioMedIA/MIRTK