Storagelist fix

Follow up hash:0f2dd7f (adding support to map<=>client to allow longer
storagelist)
Fix most of : [Error]: WFIFOSET: Maximum write buffer size for client
connection 7 exceeded, most likely caused by packet 0x0996 (len=11932,
ip=127.0.140733193388032.1). Still remain some if you openup the list
like 5time/s, see tid:90541