Split map scripts, text, events from main.asm

The commit we deserve

maps/BlackthornPokeCenter1F.asm

@@ -0,0 +1,69 @@
+BlackthornPokeCenter1F_MapScriptHeader: ; 0x195b77
+	; trigger count
+	db 0
+
+	; callback count
+	db 0
+; 0x195b79
+
+UnknownScript_0x195b79: ; 0x195b79
+	jumpstd $0000
+; 0x195b7c
+
+UnknownScript_0x195b7c: ; 0x195b7c
+	jumptextfaceplayer UnknownText_0x195b85
+; 0x195b7f
+
+UnknownScript_0x195b7f: ; 0x195b7f
+	jumptextfaceplayer UnknownText_0x195bfd
+; 0x195b82
+
+UnknownScript_0x195b82: ; 0x195b82
+	jumpstd $0033
+; 0x195b85
+
+UnknownText_0x195b85: ; 0x195b85
+	db $0, "Deep inside far-", $4f
+	db "off INDIGO PLATEAU", $51
+	db "is the #MON", $4f
+	db "LEAGUE.", $51
+	db "I hear the best", $4f
+	db "trainers gather", $51
+	db "there from around", $4f
+	db "the country.", $57
+; 0x195bfd
+
+UnknownText_0x195bfd: ; 0x195bfd
+	db $0, "There was this", $4f
+	db "move I just had", $51
+	db "to teach my #-", $4f
+	db "MON.", $51
+	db "So I got the MOVE", $4f
+	db "DELETER to make it", $55
+	db "forget an HM move.", $57
+; 0x195c69
+
+BlackthornPokeCenter1F_MapEventHeader: ; 0x195c69
+	; filler
+	db 0, 0
+
+	; warps
+	db 3
+	warp_def $7, $3, 5, GROUP_BLACKTHORN_CITY, MAP_BLACKTHORN_CITY
+	warp_def $7, $4, 5, GROUP_BLACKTHORN_CITY, MAP_BLACKTHORN_CITY
+	warp_def $7, $0, 1, GROUP_POKECENTER_2F, MAP_POKECENTER_2F
+
+	; xy triggers
+	db 0
+
+	; signposts
+	db 0
+
+	; people-events
+	db 4
+	person_event $37, 5, 7, $6, $0, 255, 255, $0, 0, UnknownScript_0x195b79, $ffff
+	person_event $40, 7, 9, $6, $0, 255, 255, $0, 0, UnknownScript_0x195b7c, $ffff
+	person_event $26, 8, 5, $3, $0, 255, 255, $a0, 0, UnknownScript_0x195b7f, $ffff
+	person_event $23, 10, 11, $5, $1, 255, 255, $80, 0, UnknownScript_0x195b82, $ffff
+; 0x195cb2
+