Rename map files, labels, and constants to be consistent and work with Polished Map

scripts/TradeCenter.asm

@@ -0,0 +1,38 @@
+TradeCenter_Script:
+	call EnableAutoTextBoxDrawing
+	ld a, [hSerialConnectionStatus]
+	cp USING_INTERNAL_CLOCK
+	ld a, SPRITE_FACING_LEFT
+	jr z, .next
+	ld a, SPRITE_FACING_RIGHT
+.next
+	ld [hSpriteFacingDirection], a
+	ld a, $1
+	ld [H_SPRITEINDEX], a
+	call SetSpriteFacingDirection
+	ld hl, wd72d
+	bit 0, [hl]
+	set 0, [hl]
+	ret nz
+	ld hl, wSpriteStateData2 + $14
+	ld a, $8
+	ld [hli], a
+	ld a, $a
+	ld [hl], a
+	ld a, SPRITE_FACING_LEFT
+	ld [wSpriteStateData1 + $19], a
+	ld a, [hSerialConnectionStatus]
+	cp USING_INTERNAL_CLOCK
+	ret z
+	ld a, $7
+	ld [wSpriteStateData2 + $15], a
+	ld a, SPRITE_FACING_RIGHT
+	ld [wSpriteStateData1 + $19], a
+	ret
+
+TradeCenter_TextPointers:
+	dw TradeCenterText1
+
+TradeCenterText1:
+	TX_FAR _TradeCenterText1
+	db "@"