Add Rubber Goo as replacement for the grinder (#578)

TechDudie

2021-02-09 43acec290067f9aca534647d46ba1f13cfeb377a

 technic/machines/register/grindings.lua

@@ -1,6 +1,5 @@
local S = technic.getter
local moretrees = minetest.get_modpath("moretrees")
local mesecons_materials = minetest.get_modpath("mesecons_materials")
local dye = minetest.get_modpath("dye")

-- sawdust, the finest wood/tree grinding
@@ -8,7 +7,6 @@
minetest.register_craftitem(sawdust, {
   description = S("Sawdust"),
   inventory_image = "technic_sawdust.png",
   on_place_on_ground = minetest.craftitem_place_item,
})
minetest.register_craft({ type = "fuel", recipe = sawdust, burntime = 6 })
technic.register_compressor_recipe({ input = {sawdust .. " 4"}, output = "default:wood" })
@@ -25,7 +23,6 @@
   minetest.register_craftitem(grindings_name, {
      description = S("%s Grinding"):format(S(name)),
      inventory_image = inventory_image,
      on_place_on_ground = minetest.craftitem_place_item,
   })
   minetest.register_craft({
      type = "fuel",