Fix edge ordering in cdt compare function so multiedges of the same nodes are adjacent in edge scanning.
Fix edge ordering in cdt compare function so multiedges of the same
nodes are adjacent in edge scanning.

MjAbuz/graphviz,jho1965us/graphviz,pixelglow/graphviz,BMJHayward/graphviz,pixelglow/graphviz,kbrock/graphviz,jho1965us/graphviz,tkelman/graphviz,pixelglow/graphviz,BMJHayward/graphviz,BMJHayward/graphviz,tkelman/graphviz,pixelglow/graphviz,MjAbuz/graphviz,kbrock/graphviz,jho1965us/graphviz,kbrock/graphviz,pixelglow/graphviz,ellson/graphviz,BMJHayward/graphviz,MjAbuz/graphviz,tkelman/graphviz,tkelman/graphviz,BMJHayward/graphviz,kbrock/graphviz,ellson/graphviz,jho1965us/graphviz,ellson/graphviz,BMJHayward/graphviz,jho1965us/graphviz,MjAbuz/graphviz,kbrock/graphviz,MjAbuz/graphviz,pixelglow/graphviz,kbrock/graphviz,pixelglow/graphviz,ellson/graphviz,pixelglow/graphviz,BMJHayward/graphviz,kbrock/graphviz,tkelman/graphviz,jho1965us/graphviz,kbrock/graphviz,tkelman/graphviz,tkelman/graphviz,jho1965us/graphviz,BMJHayward/graphviz,kbrock/graphviz,jho1965us/graphviz,BMJHayward/graphviz,ellson/graphviz,pixelglow/graphviz,kbrock/graphviz,jho1965us/graphviz,MjAbuz/graphviz,tkelman/graphviz,ellson/graphviz,ellson/graphviz,MjAbuz/graphviz,MjAbuz/graphviz,jho1965us/graphviz,MjAbuz/graphviz,BMJHayward/graphviz,BMJHayward/graphviz,pixelglow/graphviz,tkelman/graphviz,tkelman/graphviz,ellson/graphviz,tkelman/graphviz,MjAbuz/graphviz,jho1965us/graphviz,ellson/graphviz,ellson/graphviz,ellson/graphviz,MjAbuz/graphviz,kbrock/graphviz,pixelglow/graphviz