Solaris doesn't like NULL pointers in printf, which now can occur since IA5string allows the empty string

        Fixed slapd-ldap/meta privileged conn caching (ITS#4547)
        Fixed slapd-ldap chase-referrals switch (ITS#4557)
        Fixed slapd-ldap bind behavior when idassert is always used (ITS#4781)
        Fixed slapd-ldap response handling bugs (ITS#4782)
        Fixed slapd-ldap/meta privileged connections handling (ITS#4791)
        Fixed slapd-meta retrying (ITS#4594, 4762)
        Fixed slapo-chain referral DN use (ITS#4776)

ITS#3971, #4458, #4638, #4689

import fix to ITS#4665 (was erroneously marked as closed); the bug is almost fixed; the fix that's in HEAD is not eliminating one last leak, but I cannot spot where it's not catched

(synced syncprov.c with HEAD)

more ITS#4622 fixes: syncprov: delete contextCSN on checkpoint if ctxcsn is empty

+       Patch to fix ITS4572
+       Patch to fix ITS4575
+       Patch to fix ITS4576
+       Patch to fix ITS4580
+       Patch to fix ITS4582
+       Patch to fix ITS4583
+       Patch to fix ITS4589
+       Patch to fix ITS4595
+       Patch to fix ITS4616
+       Patch to fix ITS4534/ITS4622
+       Fixes auditlog DB initialization
+       Fix for back-bdb and back-hdb cache job
+       liblber fix
+       Password length bug fix
+       Fixes return code bug
CHANGES needs work

+       Added slapo-syncprov extra logging

+       Fixed slapo-ppolicy rebind bug (ITS#4516)
+       Documentation
+               Fixed slapd(8) logging header reference (ITS#4509)

+       Fixed slapd-bdb pre/post-read unavailable issue (ITS#4538)
+       Fixed slapo-refinit delete prohibit issue (ITS#4442)
+       Fixed slapo-syncprov/syncrepl sessionlog issue (ITS#4534)
+       Fixed test020-proxycache disabled debug issue (ITS#4491)

+       Added slapd syncrepl mandatory searchbase check
+       Fixed slapo-accesslog bugs
+       Added slapo-accesslog oldReq feature
+       Fixed slapo ppolicy BER tags
+       Fixed slapo-auditlog missing return codes
+       Fixed slurpd potential overflow issue
+       Fixed slapo-translucent modifications
+       Fixed libldap_r thread debug missing break