Add metrics combinator entity, GUI, and related functionality; enhance power and production stats tracking

Greatly improved train trip perfomance by culling table after sending

Fixed formatting in many places

production-stats.lua

@@ -1,3 +1,27 @@
+protos = {}
+--Experimental function, not in use right now
+function GetProductionWithQuality(surface)
+
+    log("StartQualProd"..surface.name)
+    local prodWithQualityParts = {}
+    local prodstat = game.forces["player"].get_item_production_statistics(surface)
+    for key, _ in pairs(prodstat.input_counts) do
+        for quality,_ in pairs(prototypes.quality) do
+           local count =  prodstat.get_input_count({name=key,quality=quality}) 
+           if count > 0 then 
+            prodWithQualityParts[#prodWithQualityParts+1] = 
+                surface.name..":"..
+                key..":"..
+                quality..":"..
+                count
+           end            
+        end
+    end
+    log("EndQualProd"..surface.name)
+    return table.concat(prodWithQualityParts,"\n")
+end
+
+
 function SendProductionStats()
     if options.enableProduction then
     local productionParts = {}
@@ -5,6 +29,9 @@ function SendProductionStats()
     for _,surface in pairs(game.surfaces) do
         local surfaceName = surface.name
 
+        --TODO
+        --local test = GetProductionWithQuality(surface)
+
         local inputStats = game.forces["player"].get_item_production_statistics(surfaceName).input_counts
         local outputStats = game.forces["player"].get_item_production_statistics(surfaceName).output_counts
 
@@ -80,4 +107,13 @@ function SendBuildStats()
     end
     helpers.send_udp(udpAddress, table.concat(buildParts, "\n"), serverIndex)
 end
-end
+end
+
+
+function GetAllPrototypes()
+    for ID, _ in pairs(prototypes.item) do
+        for quality,_ in pairs(prototypes.quality) do
+        protos[#protos+1] = {name=ID,quality=quality}
+        end
+    end
+end