Matched Values implementation (ITS#1776) based upon submission

Matched Values implementation (ITS#1776) based upon submission
form Mikhail Sahalaev <M.Sahalayev@pgr.salford.ac.uk>.
Further work needed:
	add testxxx-matchedvalues
	rework ldapsearch(1) portion of patch to generalize use of options
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Copyright 2001, Mikhail Sahalaev, All rights reserved.
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