Fix object event graphic names (#731)

* Fixed object event graphic names

* Updated files and other variable names

* Fix from finding and replacing without matching case

* spritesheet updates

* Update flag name

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Co-authored-by: Marcus Huderle <huderlem@gmail.com>

data/maps/TwoIsland/scripts.inc

@@ -54,7 +54,7 @@ TwoIsland_EventScript_SetShopExpanded2::
 
 TwoIsland_EventScript_SetShopExpanded3::
 	setvar VAR_MAP_SCENE_TWO_ISLAND, 4
-	clearflag FLAG_HIDE_TWO_ISLAND_SUPER_NERD
+	clearflag FLAG_HIDE_TWO_ISLAND_POKE_MANIAC
 	return
 
 TwoIsland_EventScript_Clerk::
@@ -192,7 +192,7 @@ TwoIsland_EventScript_Beauty::
 	release
 	end
 
-TwoIsland_EventScript_SuperNerd::
+TwoIsland_EventScript_PokeManiac::
 	msgbox TwoIsland_Text_BuyRareItemsHere, MSGBOX_NPC
 	end