Edited wiki page through web user interface.

wiki/PlanningAuthoritiesList.wiki

@@ -23,4 +23,5 @@ The list of authorities I am getting them from is here http://www.theplanningdir
 || O || [PlanningAuthoritiesO] ||
 || P || [PlanningAuthoritiesP] ||
 || Q || ||
-|| R || [PlanningAuthoritiesR] ||
+|| R || [PlanningAuthoritiesR] ||
+|| S || [PlanningAuthoritiesS] ||