Suppress warnings regarding one-dimensional arrays changes in scipy 0.18
Suppress warnings regarding one-dimensional arrays changes in scipy 0.18

undoes changes introduced in: https://github.com/nipy/dipy/pull/757/commits/b6fc887d4309f7bbd76ff10c20b86953de708bde

FrancoisRheaultUS/dipy,nilgoyyou/dipy,FrancoisRheaultUS/dipy,nilgoyyou/dipy