Fix #187 - return edge directionality
Fix #187 - return edge directionality

shlomif/rhizi,yuvadm/rhizi,cben/rhizi,Rhizi/rhizi,tlevine/rhizi,Rhizi/rhizi,Rhizi/rhizi,shlomif/rhizi,yuvadm/rhizi,yuvadm/rhizi,tlevine/rhizi,shlomif/rhizi,ozFri/rhizi,ozFri/rhizi,ozFri/rhizi,tlevine/rhizi,ozFri/rhizi,yuvadm/rhizi,shlomif/rhizi,cben/rhizi,Rhizi/rhizi,cben/rhizi,cben/rhizi,tlevine/rhizi