Changed the appearance of the flow

Added another color table for the flow (brighter than the usual color table)

data/assets/scene/solarsystem/sun/heliosphere/mas/bastille_day/streamnodes.asset

@@ -19,6 +19,7 @@ openspace.setPropertyValueSingle("Modules.Space.ShowExceptions", false)
 local transferFunctions = asset.localResource("transferfunctions")
 local streamnodeColorTable = transferFunctions .. "/stream_nodes.txt"
 local streamnodeColorTableEarth = transferFunctions .. "/stream_nodes10.txt"
+local streamnodeColorTableFlow = transferFunctions .. "/stream_nodesFlow.txt"
 
 local streamnodesDirectory = asset.syncedResource({
     Name = "Bastille Day Stream nodes",
@@ -47,6 +48,7 @@ local Streamnodes = {
         ColorTablePaths = {
 	streamnodeColorTable,
 	streamnodeColorTableEarth,
+	streamnodeColorTableFlow,
         },
         --ColorTableMinMax = {
          --   { 0, 1000000 },

data/assets/scene/solarsystem/sun/heliosphere/mas/bastille_day/transferfunctions/stream_nodesFlow.txt

@@ -0,0 +1,12 @@
+
+width 7
+lower 0.0
+upper 1.0
+
+mappingkey  0.0     178  102   255  255
+mappingkey  0.166   102  102   255  255
+mappingkey  0.332   102  255   255  255
+mappingkey  0.498   102  255   102  255
+mappingkey  0.664   255  255   102  255
+mappingkey  0.830   255  178   102  255
+mappingkey  1.0     255  102   102  255