These tables are not used by the game, but are useful for anyone wanting to develop a web UI showing what the player's rating consists of. As such, instead of storing them in JSON columns, I've split them out, one row per each entry.
Reviewed-on: Hay1tsme/artemis#113
Co-authored-by: beerpsi <beerpsi@duck.com>
Co-committed-by: beerpsi <beerpsi@duck.com>
