RF: Use dipy's interpolation method, instead of scipy.
RF: Use dipy's interpolation method, instead of scipy.

nilgoyyou/dipy,villalonreina/dipy,matthieudumont/dipy,FrancoisRheaultUS/dipy,nilgoyyou/dipy,villalonreina/dipy,matthieudumont/dipy,StongeEtienne/dipy,StongeEtienne/dipy,FrancoisRheaultUS/dipy