DOC: Add warning that this is used on nodes of the streamline, not segments.
DOC: Add warning that this is used on nodes of the streamline, not segments.

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