add ra_perf mod, which exposes the performance test maps

mods/ra_perf/maps/pathing/map.uid

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+d9e85b6f45d7886b527e764f6078a1e6141825f2

mods/ra_perf/maps/pathing/map.yaml

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+Selectable: True
+
+MapFormat: 2
+
+Title: (TEST) Pathing Performance
+
+Description: (TEST) Pathing Performance
+
+Author: Chris Forbes
+
+PlayerCount: 1
+
+Tileset: TEMPERAT
+
+MapSize: 128,128
+
+TopLeft: 16,16
+
+BottomRight: 112,112
+
+Players:
+	PlayerReference@Neutral:
+		Name: Neutral
+		Palette:
+		Race: allies
+		OwnsWorld: True
+		NonCombatant: True
+		Color: 255,238,238,238
+		Color2: 255,44,28,24
+
+Actors:
+
+Waypoints:
+	wp2: 66,49
+
+Smudges:
+
+Rules:
+

mods/ra_perf/mod.yaml

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+# RA Performance Tests -- Package Manifest
+
+Folders:
+	./mods/ra_perf
+
+Packages:
+Rules:
+Sequences:
+Chrome:
+Assemblies:
+ChromeLayout:
+Weapons:
+Voices:
+TileSets:
+Music: