Fix DIT rules to allow extensibleObject in AUX
unifdef -DSLAP_EXTENDED_SCHEMA

at end of do_syncrepl; this fixes the problem of syncrepl never starting
if the master isn't up. Set sync interval to 60 seconds in persist mode;
it will retry connecting to the master when the master isn't up. Fail on
SASL at config time instead of at runtime when SASL is not enabled.

can be located by connection_abandon() during an unexpected close. Remove
the operations in bdb_abandon() etc.

this was actually working when compiling without optimization

on patch submitted by Mark Ruijter <openldap@siennax.com>.
This addresses (hopefully) ITS 2702, 2703, 2719, 2771.
Additional work:
	fix extraneous frees in libldap/getdn.c x509 rewrite routine
	indexing