VizRank: Fix sorting of candidate pairs
VizRank: Fix sorting of candidate pairs

cheral/orange3,cheral/orange3,kwikadi/orange3,cheral/orange3,marinkaz/orange3,marinkaz/orange3,kwikadi/orange3,cheral/orange3,qPCR4vir/orange3,kwikadi/orange3,qPCR4vir/orange3,marinkaz/orange3,cheral/orange3,marinkaz/orange3,kwikadi/orange3,qPCR4vir/orange3,kwikadi/orange3,cheral/orange3,qPCR4vir/orange3,qPCR4vir/orange3,marinkaz/orange3,kwikadi/orange3,qPCR4vir/orange3,marinkaz/orange3