TST - update csd-xval test
TST - update csd-xval test

matthieudumont/dipy,JohnGriffiths/dipy,demianw/dipy,nilgoyyou/dipy,nilgoyyou/dipy,oesteban/dipy,FrancoisRheaultUS/dipy,Messaoud-Boudjada/dipy,villalonreina/dipy,jyeatman/dipy,sinkpoint/dipy,jyeatman/dipy,JohnGriffiths/dipy,beni55/dipy,mdesco/dipy,oesteban/dipy,StongeEtienne/dipy,sinkpoint/dipy,StongeEtienne/dipy,villalonreina/dipy,samuelstjean/dipy,FrancoisRheaultUS/dipy,beni55/dipy,mdesco/dipy,rfdougherty/dipy,demianw/dipy,samuelstjean/dipy,matthieudumont/dipy,Messaoud-Boudjada/dipy,samuelstjean/dipy,rfdougherty/dipy