Fixed ranks table under PostgreSQL. FIXME, only affects new installations and upgrades, if this bug is encountered in the wild we might want to look at auto-integrating a fix.
ALTER TABLE {{TABLE_PREFIX}}users_extra ADD COLUMN date_format varchar(32) NOT NULL DEFAULT 'F d, Y';
ALTER TABLE {{TABLE_PREFIX}}users_extra ADD COLUMN time_format varchar(32) NOT NULL DEFAULT 'G:i';