Sync with HEAD

doc/man/man3/ldap.3

servers/slapd/acl.c

servers/slapd/ad.c

servers/slapd/back-bdb/init.c

servers/slapd/back-ldap/search.c

servers/slapd/back-meta/bind.c

servers/slapd/back-meta/compare.c

servers/slapd/back-meta/search.c

servers/slapd/config.c

servers/slapd/controls.c

servers/slapd/init.c

servers/slapd/main.c

servers/slapd/overlays/accesslog.c

servers/slapd/overlays/syncprov.c

servers/slapd/overlays/unique.c

servers/slapd/overlays/valsort.c

servers/slapd/sets.c

servers/slapd/sets.h

servers/slapd/slapcommon.c

servers/slapd/slapi/slapi_dn.c