Add fence rails

Dedicated fence rail textures coming in a follow-up PR.

mods/default/crafting.lua

@@ -1015,6 +1015,37 @@ minetest.register_craft({
 })
 
 
+minetest.register_craft({
+	type = "fuel",
+	recipe = "default:fence_rail_aspen_wood",
+	burntime = 3,
+})
+
+minetest.register_craft({
+	type = "fuel",
+	recipe = "default:fence_rail_pine_wood",
+	burntime = 4,
+})
+
+minetest.register_craft({
+	type = "fuel",
+	recipe = "default:fence_rail_wood",
+	burntime = 5,
+})
+
+minetest.register_craft({
+	type = "fuel",
+	recipe = "default:fence_rail_acacia_wood",
+	burntime = 6,
+})
+
+minetest.register_craft({
+	type = "fuel",
+	recipe = "default:fence_rail_junglewood",
+	burntime = 7,
+})
+
+
 minetest.register_craft({
 	type = "fuel",
 	recipe = "default:bush_stem",