Fixed liblmdb wasted space on split (ITS#7589)
Fixed slapd cn=config with empty nested includes (ITS#7739)
Fixed slapd syncrepl memory leak with delta-sync MMR (ITS#7735)
+ Fixed slapd-bdb/hdb to stop processing on dn not found (ITS#7741)
+ Fixed slapd-mdb to stop processing on dn not found (ITS#7741)
Fixed slapd-mdb dangling reader (ITS#7662)
Fixed slapd-mdb matching rule for OlcDbEnvFlags (ITS#7737)
Fixed slapd-meta from blocking other threads (ITS#7740)