update affinegap.c
update affinegap.c

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