Added fullTensorProductSurface() (creates regular SplineSurface version through refinement).
Added fullTensorProductSurface() (creates regular SplineSurface version through refinement).

sbriseid/GoTools,oliverjdb/GoTools,oliverjdb/GoTools,VibekeSkytt/GoTools,sbriseid/GoTools,VibekeSkytt/GoTools,oliverjdb/GoTools,VibekeSkytt/GoTools,sbriseid/GoTools,SINTEF-Geometry/GoTools,SINTEF-Geometry/GoTools,SINTEF-Geometry/GoTools