fixed temporal glitch, migrated to foaf for nomisma RDF
updated timestamp in hoard solr doc to use the maintenanceHistory
fixed pelagios:relation
updated nomisma VoID to include the URL of the publishing site and the void:uriSpace
changed publisher to foaf:homepage
updated nomisma VOiD model; added nomisma_namespace config field
added handling in SPARQL associatedObjects template for foaf:depiction and foaf:thumbnail in the obverse and reverse
migrated multiselect to bootstrap; eliminated jquery UI
Merge branch 'master' into egypt