Split map scripts, text, events from main.asm

The commit we deserve

maps/CeladonDeptStore4F.asm

@@ -0,0 +1,76 @@
+CeladonDeptStore4F_MapScriptHeader: ; 0x70f0b
+	; trigger count
+	db 0
+
+	; callback count
+	db 0
+; 0x70f0d
+
+UnknownScript_0x70f0d: ; 0x70f0d
+	faceplayer
+	loadfont
+	pokemart $0, $001a
+	loadmovesprites
+	end
+; 0x70f15
+
+UnknownScript_0x70f15: ; 0x70f15
+	jumptextfaceplayer UnknownText_0x70f21
+; 0x70f18
+
+UnknownScript_0x70f18: ; 0x70f18
+	jumptextfaceplayer UnknownText_0x70f55
+; 0x70f1b
+
+MapCeladonDeptStore4FSignpost0Script: ; 0x70f1b
+	jumptext UnknownText_0x70f8c
+; 0x70f1e
+
+MapCeladonDeptStore4FSignpost1Script: ; 0x70f1e
+	jumpstd $0014
+; 0x70f21
+
+UnknownText_0x70f21: ; 0x70f21
+	db $0, "I'm here to buy", $4f
+	db "SURF MAIL to send", $55
+	db "to my girlfriend.", $57
+; 0x70f55
+
+UnknownText_0x70f55: ; 0x70f55
+	db $0, "This is the only", $4f
+	db "place where you", $51
+	db "can buy LOVELY", $4f
+	db "MAIL.", $57
+; 0x70f8c
+
+UnknownText_0x70f8c: ; 0x70f8c
+	db $0, "Express Yourself", $4f
+	db "With Gifts!", $51
+	db "4F: WISEMAN GIFTS", $57
+; 0x70fbc
+
+CeladonDeptStore4F_MapEventHeader: ; 0x70fbc
+	; filler
+	db 0, 0
+
+	; warps
+	db 3
+	warp_def $0, $c, 1, GROUP_CELADON_DEPT_STORE_5F, MAP_CELADON_DEPT_STORE_5F
+	warp_def $0, $f, 2, GROUP_CELADON_DEPT_STORE_3F, MAP_CELADON_DEPT_STORE_3F
+	warp_def $0, $2, 1, GROUP_CELADON_DEPT_STORE_ELEVATOR, MAP_CELADON_DEPT_STORE_ELEVATOR
+
+	; xy triggers
+	db 0
+
+	; signposts
+	db 2
+	signpost 0, 14, $0, MapCeladonDeptStore4FSignpost0Script
+	signpost 0, 3, $0, MapCeladonDeptStore4FSignpost1Script
+
+	; people-events
+	db 3
+	person_event $39, 9, 17, $7, $0, 255, 255, $90, 0, UnknownScript_0x70f0d, $ffff
+	person_event $2b, 10, 11, $5, $1, 255, 255, $a0, 0, UnknownScript_0x70f15, $ffff
+	person_event $27, 6, 12, $7, $0, 255, 255, $0, 0, UnknownScript_0x70f18, $ffff
+; 0x71002
+