finished changes to make Treefarm-AC compatible with factorio v0.13

control.lua

@@ -1,7 +1,14 @@
 
 script.on_event(defines.events.on_built_entity, function(event)
 	if event.created_entity.name == "tf-cokery-dummy" then
-		game.get_surface("nauvis").create_entity{name = "tf-cokery", position = event.created_entity.position, force = game.forces.player}
+		local player = game.players[event.player_index]
+
+		player.surface.create_entity({
+			name = "tf-cokery", 
+			position = event.created_entity.position, 
+			force = player.force
+		})
+		-- regardless of whether the cookery was created successfully or not, we still want to destroy the placeholder object
 		event.created_entity.destroy()
 	end
 end)

info.json

@@ -6,7 +6,5 @@
   "author": "drs, Blu3wolf, Treefarm Team",
   "homepage": "https://github.com/Blu3wolf/Treefarm-AC",
   "dependencies": ["base >= 0.13.0","Treefarm-Lite >= 0.5.1"],
-  "description": "This mod adds optional content to the treefarm like coke production, fertilizer production and biomass.
-
-Published under the GPLv3"
+  "description": "This mod adds optional content to the treefarm like coke production, fertilizer production and biomass.\r\nPublished under the GPLv3"
 }

migrations/012-013.lua

@@ -1,2 +1,4 @@
-game.player.force.resettechnologies()
-game.player.force.resetrecipes()
+for _, force in pairs(game.forces) do
+	force.reset_technologies()
+	force.reset_recipes()
+end

migrations/012-013new.lua

@@ -1,2 +1,4 @@
-game.player.force.resettechnologies()
-game.player.force.resetrecipes()
+for _, force in pairs(game.forces) do
+	force.reset_technologies()
+	force.reset_recipes()
+end

migrations/013-014.lua

@@ -1,2 +1,4 @@
-game.player.force.resettechnologies()
-game.player.force.resetrecipes()
+for _, force in pairs(game.forces) do
+	force.reset_technologies()
+	force.reset_recipes()
+end

migrations/014-015.lua

@@ -1,2 +1,4 @@
-game.player.force.resettechnologies()
-game.player.force.resetrecipes()
+for _, force in pairs(game.forces) do
+	force.reset_technologies()
+	force.reset_recipes()
+end