Merge pull request #178 from CartoDB/iri/patch_ne_duplicated

Fixes adding synonyms for different isocodes

geocoder/admin0/sql/build_synonym_table.sql

@@ -20,7 +20,7 @@ INSERT INTO admin0_synonyms (name, rank, adm0_a3)
 -- the name column is assigned a rank of 0 for cases where adm0_a3 is not iso_a3
 
 INSERT INTO admin0_synonyms (name, rank, adm0_a3)
-    SELECT name, 0, iso_a3 
+    SELECT iso_a3, 0, adm0_a3 
     FROM ne_admin0_v3
     WHERE adm0_a3 NOT LIKE iso_a3 AND iso_a3 NOT LIKE '-99';