refactored code to add methods like: addRedactionMatchToPipeline, addLimitToPipeline etc and a separate get me the security level
part 1 refactor keeping same methods, before part 2 refactor rename properties
enhanced demo capcoVisibilityString to flipFlop thru 2 different CAPCO levels to show user, enhanced interface to support changing on the fly CAPCO level but also honor a site wide:  maybeOverrideCAPCOToUnclassOnly() method; refactored code to make clearer