Updated Search facet test to use new syntax for specifying facets
Fixed broken repeating parameters
Added function to retrieve thing by uri
Fixed Person to use getByURI method to retrieve resources
Renamed FacetValue class to FacetItem to match the rdf:type
Updated mocks to latest production output
Updated mockBuilder values to reflect changes in API
Added notes on how to use mock generator
Updated Facet, FacetItem and related tests to deal with changes in the
names of the facet-related properties
Updated Bib to deal with repeating parameters.
Changed to use to facet properties
Updated Offer and OfferTest to deal with new way of sending repeating
parameters ie. heldBy