Update authorities.csv

Added Nottingham

lib/uk_planning_scraper/authorities.csv

@@ -49,6 +49,7 @@ London Legacy Development Corporation,http://planningregister.londonlegacy.co.uk
 Manchester,https://pa.manchester.gov.uk/online-applications/search.do?action=advanced,england,greatermanchester
 Merton,http://planning.merton.gov.uk/Northgate/PlanningExplorerAA/GeneralSearch.aspx,london,outerlondon,southlondon,england,londonboroughs
 Newham,https://pa.newham.gov.uk/online-applications/search.do?action=advanced,londonboroughs,london,londonboroughs
+Nottingham,http://publicaccess.nottinghamcity.gov.uk/online-applications/search.do?action=advanced,nottingham,eastmidlands,england
 Old Oak and Park Royal Development Corporation,http://planningregister.opdc.london.gov.uk/swift/apas/run/wphappcriteria.display,london,developmentcorporations,londondevelopmentcorporations
 Oldham,http://planningpa.oldham.gov.uk/online-applications/search.do?action=advanced,england,greatermanchester
 Redbridge,http://planning.redbridge.gov.uk/swiftlg/apas/run/wphappcriteria.display,london,londonboroughs