don't remember cached vectors when we pickle cosine
don't remember cached vectors when we pickle cosine

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