generally remove all country and state places from address

Gets rid of the hard-coded expection for place nodes and sets
the address rank generally via the address level config instead.
That means only administrative boundaries are now used at that
level in addresses.

settings/address-levels.json

@@ -3,8 +3,8 @@
       "place" : {
           "sea" : [2, 0],
           "continent" : [2, 0],
-          "country" : [4, 4],
-          "state" : [8, 8],
+          "country" : [4, 0],
+          "state" : [8, 0],
           "region" : [18, 0],
           "county" : 12,
           "city" : 16,

sql/functions.sql

@@ -887,11 +887,7 @@ BEGIN
     END IF;
 
     -- some postcorrections
-    IF NEW.class = 'place' THEN
-      IF NEW.type in ('continent', 'sea', 'country', 'state') AND NEW.osm_type = 'N' THEN
-        NEW.rank_address := 0;
-      END IF;
-    ELSEIF NEW.class = 'waterway' AND NEW.osm_type = 'R' THEN
+    IF NEW.class = 'waterway' AND NEW.osm_type = 'R' THEN
         -- Slightly promote waterway relations so that they are processed
         -- before their members.
         NEW.rank_search := NEW.rank_search - 1;
@@ -908,11 +904,6 @@ BEGIN
     NEW.country_code := NULL;
   END IF;
 
--- Block import below rank 22
---  IF NEW.rank_search > 22 THEN
---    RETURN NULL;
---  END IF;
-
   --DEBUG: RAISE WARNING 'placex_insert:END: % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;
 
   RETURN NEW; -- %DIFFUPDATES% The following is not needed until doing diff updates, and slows the main index process down