to be used.  --without-subdir can be used to specify no subdirectory.

  default sysconfdir subdirectory is openldap instead of ldap.
    This removes conflicts with other ldap subsystems.  Should
    be configure option.
  *.conf files are now preserved.  A *.conf.default are always
    created with the latest conf.
  *.help and ldapfriendly are now placed in $(datadir)/$(ldap_subdir)
  updated man pages to reflect changes.

if strdup fails.  This is better than not checking, but we should
add orderly shutdown.

This still needs significant review!

Updates: command-line parsing of parameters for server, port and baseDN. Started ChangeLog, updated TODO and README.

	mail500 to use filters
	Kerberos autoconf support
	ISODE autoconf support
	contrib autoconf support

pointed out by Jorg Pietschmann <pietsch@swissline.ch>.

Modified users of this code to free matched if set.