fixed up deduplication of scored pairs
fixed up deduplication of scored pairs

nmiranda/dedupe,dedupeio/dedupe,pombredanne/dedupe,datamade/dedupe,01-/dedupe,01-/dedupe,neozhangthe1/dedupe,dedupeio/dedupe,dedupeio/dedupe-examples,davidkunio/dedupe,neozhangthe1/dedupe,tfmorris/dedupe,nmiranda/dedupe,pombredanne/dedupe,davidkunio/dedupe,tfmorris/dedupe,datamade/dedupe