adapt taginfo script to new configuration structure

lib-lua/themes/nominatim/init.lua

@@ -40,12 +40,6 @@ if type(themepark) ~= 'table' then
     themepark = nil
 end
 
--- tables required for taginfo
-module.TAGINFO_MAIN = {keys = {}, delete_tags = {}}
-module.TAGINFO_NAME_KEYS = {}
-module.TAGINFO_ADDRESS_KEYS = {}
-
-
 -- The single place table.
 local place_table_definition = {
     name = "place",
@@ -904,4 +898,9 @@ function module.set_relation_types(data)
     end
 end
 
+
+function module.get_taginfo()
+    return {main = MAIN_KEYS, name = NAMES, address = ADDRESS_TAGS}
+end
+
 return module