Add primary key to the region table in the reputation schema.

Note this does not actually fix existing DBs, but it should prevent an issue with the region table being filled to the brim with duplicate entries. I still need to either script a path forward for existing tables, or otherwise clean up the duplicate entries.

python/CFReputation/sql/schema.sql

@@ -4,6 +4,7 @@ CREATE TABLE regions(
     faction      TEXT,
     region       TEXT,    -- region name (or 'ALL') this faction controls
     influence    NUMERIC,
+    PRIMARY KEY  (faction, region),
     CONSTRAINT   influence_range CHECK(influence BETWEEN 0 AND 1)
 );