Fix handling of initial accumulator for objects
Fix handling of initial accumulator for objects

BugzID: 14798

cloudant/couchdb-couch,alanning/couchdb-couch,apache/couchdb-couch,smithsz/couchdb-couch,fkaempfer/couchdb,fkaempfer/couchdb,KlausTrainer/couchdb-couch,apache/couchdb-couch,apache/couchdb-couch,alanning/couchdb-couch,cloudant/couchdb-couch,smithsz/couchdb-couch,ngpestelos/couchdb-couch,cloudant/couchdb-couch,fkaempfer/couchdb,smithsz/couchdb-couch,fkaempfer/couchdb,ngpestelos/couchdb-couch,alanning/couchdb-couch,KlausTrainer/couchdb-couch,KlausTrainer/couchdb-couch,fkaempfer/couchdb,fkaempfer/couchdb,ngpestelos/couchdb-couch