this is a commit.

- Added another counter to the Game Corner prize room, adding Abra, Clefairy and Dratini back as prizes.

- Fixed Thorn Avery's and Zeta Null's names in the credits

- Small map changes to postgame areas

- Polished the new dex entries again

- Mewtwo no longer gets Waterfall and Roar from tradebacks

- Fixed a bug where you couldn't surf in the water on the Ferry tileset

- Gave Giovanni's room the same palette as Rocket HQ

- Minor text fixes

- Fixed an issue where LAST_MAP wouldn't update when sailing to Citrine

data/credits/credits_text.asm

@@ -244,7 +244,7 @@ CredHelix:
 CredFO:
 	db -6, "FRENCH ORANGE@"
 CredZetaNull:
-	db -4, "ZETA-NULL@"
+	db -4, "ZETA NULL@"
 CredPSDevs:
 	db -5, "SHOWDOWN MOD@"
 CredAus:
@@ -268,7 +268,7 @@ CredFrrf:
 CredMisty:
 	db -5, "LADYMISTICUS@"
 CredThornAvery:
-	db -4, "THORNAVERY@"
+	db -4, "THORN AVERY@"
 CredDannye:
 	db -4, "DANNYE33@"
 CredEro: