RF: change "below" to "above" for higher directory
RF: change "below" to "above" for higher directory

I tend to think of directories nearer root as being 'down', it looks
more common to think of this as being 'up', change according to Ariel's
suggestion.

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