Use test_util:stop_sync in test_util:stop_config
Use test_util:stop_sync in test_util:stop_config

COUCHDB-2547

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