clean up collector
clean up collector

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