Split map scripts, text, events from main.asm

The commit we deserve

maps/VioletOnixTradeHouse.asm

@@ -0,0 +1,52 @@
+VioletOnixTradeHouse_MapScriptHeader: ; 0x6998b
+	; trigger count
+	db 0
+
+	; callback count
+	db 0
+; 0x6998d
+
+UnknownScript_0x6998d: ; 0x6998d
+	jumptextfaceplayer UnknownText_0x69997
+; 0x69990
+
+UnknownScript_0x69990: ; 0x69990
+	faceplayer
+	loadfont
+	trade $1
+	closetext
+	loadmovesprites
+	end
+; 0x69997
+
+UnknownText_0x69997: ; 0x69997
+	db $0, "A #MON you get", $4f
+	db "in a trade grows", $55
+	db "quickly.", $51
+	db "But if you don't", $4f
+	db "have the right GYM", $51
+	db "BADGE, they may", $4f
+	db "disobey you.", $57
+; 0x69a01
+
+VioletOnixTradeHouse_MapEventHeader: ; 0x69a01
+	; filler
+	db 0, 0
+
+	; warps
+	db 2
+	warp_def $7, $3, 6, GROUP_VIOLET_CITY, MAP_VIOLET_CITY
+	warp_def $7, $4, 6, GROUP_VIOLET_CITY, MAP_VIOLET_CITY
+
+	; xy triggers
+	db 0
+
+	; signposts
+	db 0
+
+	; people-events
+	db 2
+	person_event $2d, 7, 6, $3, $0, 255, 255, $0, 0, UnknownScript_0x6998d, $ffff
+	person_event $27, 9, 10, $4, $20, 255, 255, $80, 0, UnknownScript_0x69990, $ffff
+; 0x69a2b
+