updated fastcluster version requirement to version that does not require scipy
updated fastcluster version requirement to version that does not require scipy

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