Fix log level for messages during close
Fix log level for messages during close

zbase/memcached,abhinavdangeti/memcached,daverigby/memcached,daverigby/memcached,abhinavdangeti/memcached,abhinavdangeti/memcached,mrkwse/memcached,daverigby/kv_engine,owendCB/memcached,abhinavdangeti/memcached,daverigby/memcached,daverigby/kv_engine,cloudrain21/memcached-1,owendCB/memcached,couchbase/memcached,cloudrain21/memcached-1,owendCB/memcached,mrkwse/memcached,couchbase/memcached,zbase/memcached,zbase/memcached,abhinavdangeti/memcached,cloudrain21/memcached-1,couchbase/memcached,mrkwse/memcached,couchbase/memcached,daverigby/kv_engine,cloudrain21/memcached-1,mrkwse/memcached,jimwwalker/memcached,daverigby/memcached,jimwwalker/memcached,daverigby/kv_engine,owendCB/memcached,zbase/memcached,jimwwalker/memcached,zbase/memcached