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

text/maps/IndigoPlateauLobby.asm

@@ -0,0 +1,25 @@
+_IndigoPlateauLobbyText2::
+	text "Yo! Champ in"
+	line "making!"
+
+	para "At #MON LEAGUE,"
+	line "you have to face"
+	cont "the ELITE FOUR in"
+	cont "succession."
+
+	para "If you lose, you"
+	line "have to start all"
+	cont "over again! This"
+	cont "is it! Go for it!"
+	done
+
+_IndigoPlateauLobbyText3::
+	text "From here on, you"
+	line "face the ELITE"
+	cont "FOUR one by one!"
+
+	para "If you win, a"
+	line "door opens to the"
+	cont "next trainer!"
+	cont "Good luck!"
+	done