r23839: Try to get the attribute name from schema GUIDs or the display name from

r23839: Try to get the attribute name from schema GUIDs or the display name from
extended rights GUID from ad while dumping the security descriptors's aces.

This would perform much better with a guid cache, but for the rare cases where
it is used

	net ads search cn=mymachine ntSecurityDescriptor -U user%pass

it should be ok for now.

Guenther
(This used to be commit b36913433eb74203b29f2b7d412a86e60591ea22)