add dc:date, dc:created, dc:relation, dct:spatial to CswRecord
add dc:date, dc:created, dc:relation, dct:spatial to CswRecord

robmcmullen/OWSLib,b-cube/OWSLib,jaygoldfinch/OWSLib,QuLogic/OWSLib,JuergenWeichand/OWSLib,ocefpaf/OWSLib,geographika/OWSLib,jaygoldfinch/OWSLib,mbertrand/OWSLib,kalxas/OWSLib,Jenselme/OWSLib,geopython/OWSLib,jachym/OWSLib,kwilcox/OWSLib,datagovuk/OWSLib,tomkralidis/OWSLib,daf/OWSLib,datagovuk/OWSLib,daf/OWSLib,gfusca/OWSLib,KeyproOy/OWSLib,menegon/OWSLib,datagovuk/OWSLib,bird-house/OWSLib,dblodgett-usgs/OWSLib,daf/OWSLib