superior first order.  Make note that slapcat doesn't
check for superiors.

plug them.

forward porting of time/size limits from back-ldbm (pending the definition of the most appropriate way to determine the number of candidates)

replace with "diff foo - < /dev/null"

Code basically ready for BerkeleyDB with DB_INIT_CDB, need detection.

LDAP/UDP messages. Slapd marks received CLDAP messages as LDAP_VERSION2.
The client library can generate CLDAP queries if -Protocol 2 is chosen,
otherwise not. LDAPv2 CLDAP cannot query the slapd rootDSE, gets no reply.

fix various result returning bugs, mostly related to candidate selction that results in invalid candidates (bug detected by Markus Storm <Markus.Storm@mediaWays.net>)