bring in support for multiresolution volume rendering

data/scene/enlilnh/enlilnh.mod

@@ -0,0 +1,22 @@
+return {
+    -- Volume module
+    {   
+        Name = "Enlil New Horizons",
+        Parent = "Root",
+        Ephemeris = {
+            Type = "Static",
+            Position = { 0.0, 0.0, 0.0, 0}
+        },
+        Renderable = {
+            Type = "RenderableMultiresVolume",
+            Translation = {0, 0, 0},
+            Rotation = {2.1, 0, 0},
+            Scaling = {1.1, 1.1, 1.1},
+            ScalingExponent = 12,
+			Source = "tsp/enlil_nh_128_128_16.tsp",
+            TransferFunction = "transferfunctions/fire.txt",
+			BrickSelector = "tf",
+        },
+        GuiName = "/Volumes/ENLIL New Horizons"
+    }
+}

data/scene/enlilnh/transferfunctions/fire.txt

@@ -0,0 +1,10 @@
+width 1024
+lower 0.0
+upper 1.0
+
+mappingkey	0.05	254	0	0	0
+mappingkey	0.10	254	0	0	110
+mappingkey	0.12	254	220	0	254
+mappingkey	0.15	254	100	0	254 
+mappingkey	0.20	180	0	0	254
+mappingkey	0.25	180	0	80	254