Tweaked SoundDisplay2.lua a bit.

Added LuaPerks description.
TODO: write LuaPerks samples.

[[Split portion of a mixed commit.]]

output/luaScripts/SoundDisplay2.lua

@@ -78,7 +78,7 @@ function Draw()
 	yhh2 = 18
 	
 	if channels.Noise.vol[1] > 0 then 
-		if channels.Noise.octave >= 8 and channels.Noise.octave <= 13 then
+		if channels.Noise.octave >= 9 and channels.Noise.octave <= 12 then
 			colorhh = "#ffaa00"
 			if channels.Noise.vol[2] - channels.Noise.vol[1] < 4
 			and channels.Noise.vol[2] > 0