BF, BW: Insure compatibility with numpy 1.6. Use dtype optionin np.array to insure that vector is saved as a float
BF, BW: Insure compatibility with numpy 1.6. Use dtype optionin np.array to insure that vector is saved as a float

villalonreina/dipy,StongeEtienne/dipy,oesteban/dipy,FrancoisRheaultUS/dipy,StongeEtienne/dipy,FrancoisRheaultUS/dipy,demianw/dipy,sinkpoint/dipy,JohnGriffiths/dipy,jyeatman/dipy,nilgoyyou/dipy,sinkpoint/dipy,nilgoyyou/dipy,jyeatman/dipy,matthieudumont/dipy,JohnGriffiths/dipy,oesteban/dipy,demianw/dipy,villalonreina/dipy,matthieudumont/dipy