fix test base broken by forestdb default config change
fix test base broken by forestdb default config change

Change-Id: I4c7f18dd6a488b1adfee124dd6e79527c11b9971
Reviewed-on: http://review.couchbase.org/61708
Reviewed-by: Marty Schoch <ba9951d7d66412e2a57aea395f01176a793cf5eb@gmail.com>
Tested-by: Marty Schoch <ba9951d7d66412e2a57aea395f01176a793cf5eb@gmail.com>

couchbase/goforestdb,couchbase/goforestdb