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

text/maps/AgathasRoom.asm

@@ -0,0 +1,44 @@
+_AgathaBeforeBattleText::
+	text "I am AGATHA of"
+	line "the ELITE FOUR!"
+
+	para "OAK's taken a lot"
+	line "of interest in"
+	cont "you, child!"
+
+	para "That old duff was"
+	line "once tough and"
+	cont "handsome! That"
+	cont "was decades ago!"
+
+	para "Now he just wants"
+	line "to fiddle with"
+	cont "his #DEX! He's"
+	cont "wrong! #MON"
+	cont "are for fighting!"
+
+	para "<PLAYER>! I'll show"
+	line "you how a real"
+	cont "trainer fights!"
+	done
+
+_AgathaEndBattleText::
+	text "Oh ho!"
+	line "You're something"
+	cont "special, child!"
+	prompt
+
+_AgathaAfterBattleText::
+	text "You win! I see"
+	line "what the old duff"
+	cont "sees in you now!"
+
+	para "I have nothing"
+	line "else to say! Run"
+	cont "along now, child!"
+	done
+
+_AgathaDontRunAwayText::
+	text "Someone's voice:"
+	line "Don't run away!"
+	done