Port some macro/script fixes from pokefirered

data/scripts/std_msgbox.inc

@@ -0,0 +1,48 @@
+Std_MsgboxNPC: @ 8271315
+	lock
+	faceplayer
+	message 0x0
+	waitmessage
+	waitbuttonpress
+	release
+	return
+
+Std_MsgboxSign: @ 8271320
+	lockall
+	message 0x0
+	waitmessage
+	waitbuttonpress
+	releaseall
+	return
+
+Std_MsgboxDefault: @ 827132A
+	message 0x0
+	waitmessage
+	waitbuttonpress
+	return
+
+Std_MsgboxYesNo: @ 8271332
+	message 0x0
+	waitmessage
+	yesnobox 20, 8
+	return
+
+Std_MsgboxGetPoints: @ 827133C
+	message 0x0
+	playfanfare MUS_ME_POINTGET
+	waitfanfare
+	waitmessage
+	return
+
+Std_10: @ 8271347
+	pokenavcall 0x0
+	waitmessage
+	return
+
+EventScript_UnusedReturn: @ 827134E
+	return
+
+Common_EventScript_SaveGame:: @ 827134F
+	special SaveGame
+	waitstate
+	return