Don't fade in shellmaps

mods/cnc/maps/blank-shellmap/map.yaml

@@ -53,6 +53,7 @@ Rules:
 			DisableWorldSounds: true
 	# Used for rendering the EVA Database previews
 	^Palettes:
+		-MenuPostProcessEffect:
 		-PlayerColorPalette:
 		-PlayerColorShift:
 		IndexedPlayerPalette:

mods/d2k/maps/shellmap/rules.yaml

@@ -20,6 +20,9 @@ World:
 	LuaScript:
 		Scripts: utils.lua, d2k-shellmap.lua
 
+^Palettes:
+	-MenuPostProcessEffect:
+
 ^ExistsInWorld:
 	-GivesExperience:
 

mods/ra/maps/desert-shellmap/rules.yaml

@@ -21,6 +21,9 @@ World:
 		Scripts: desert-shellmap.lua
 	-StartGameNotification:
 
+^Palettes:
+	-MenuPostProcessEffect:
+
 ^ExistsInWorld:
 	GivesExperience:
 		ActorExperienceModifier: 0

mods/ts/maps/fields-of-green/rules.yaml

@@ -18,6 +18,9 @@ World:
 		DisableWorldSounds: true
 		AllowMuteBackgroundMusic: true
 
+^Palettes:
+	-MenuPostProcessEffect:
+
 ^BaseWorld:
 	TerrainLighting:
 		BlueTint: 0.7