Properly clear memcached tx state when committing with empty queue
Properly clear memcached tx state when committing with empty queue

grumbelbart/zotero_dataserver_sualk,zebulon2/dataserver,grumbelbart/zotero_dataserver_sualk,grumbelbart/zotero_dataserver_sualk,zebulon2/dataserver,zebulon2/dataserver,grumbelbart/zotero_dataserver_sualk,zebulon2/dataserver