case-Exact/Ignore-Substrings-Match/Filter/Indexer with common code for
the caseExact and caseIgnore cases

but can really be removed.

followed by stripping of characters with 8th bit set. The normalization
is needed to make exact match imply approx match.

them.

Remove lint

Added the suffix=<dn> parameter to replica config directive
to allow selective replication of subtrees of a single database.
Multiple occurrences allow the same replica to handle different
subtrees

Now operations that set the status of an entry to CREATING (add.c, modrdn.c)
need to set it to COMMIT, by calling cache_entry_commit, before returning
the entry itself, otherwise the entry is removed from the cache
and its private data is freed.
Should fix crashes due to add failures as in ITS#1245

Reworked API of nextid; e_private gets destroyed separately from the entry in case add fails (should fix ITS#1245)

Unicode cannonical normalization

dbsync configuration is in use, which was preventing the performance
gains of this mode.

slapadd core-dumps when destroying db's env (Sleepycat 3.2.9) (ITS#1239)
Only call ldbm_shutdown_env if the database has been opened, ie. when
li->li_dbenv != NULL.  Would appear any time a shutdown occurred and
not all LDBM databases were opened.