Replace be_liberal by allow_quoted in low level parsers since that
reflects better its semantics.
Add allow_quoted to parse_numericoid.

setting to parse_noidlen so that it can grok that.
Propagate be_liberal parse_oids so that it only accepts a qdstring when
necessary (i.e. in SUP) to cater for another Netscapism.

references changed.
Parsers are now more liberal in that they can accept missing OIDs or
OIDs that are in the wrong syntax.

that replace old static routines.

Both do not return anything useful.

Hence connection_get must recheck struct state after obtaining
c_mutex to detect close.

	Connection could be closed before acquiring connections_mutex.
	if c->c_struct_state == SLAP_C_UNUSED, return NULL.

acquire c_mutex.

Use $target instead of $host, maybe should use both $target and $host.
Fix $ol_host_os bug.

Fix LDAP_MEMORY_DEBUG realloc size bug, thanks Alex.

or larger.

Fixed inconsistent management of white space that was producing parsing
problems in slapd.

Removed unnecessary definition that is already in core.schema.