revert commit 7a702f01 (add stacking function for scaffolding mod) - it is no longer needed

--[[ Nodestacking function by https://github.com/minetest-mods/gloopblocks ]]

local nodes={"scaffolding:reinforced_iron_scaffolding",

            "scaffolding:iron_scaffolding",

            "scaffolding:scaffolding",

            "scaffolding:reinforced_scaffolding"

        }

for i = 1, 4 do

    local nodes = nodes[i]

    minetest.override_item(nodes, {

        on_rightclick = function(pos, node, clicker, itemstack)

            if itemstack and itemstack:get_name() == node.name then

                for i = 1,19 do

                    if minetest.get_node({x=pos.x,z=pos.z}).name == nodes and scafffound ~= 0 and scafffound ~= 1 then

                        local scafffound = 1

                        return itemstack

                    else

                        break

                    end

                end

                for i = 1,19 do

                    if minetest.get_node({x=pos.x,y=pos.y+i,z=pos.z}).name == "air" and scaffworked ~= 1 and scaffworked ~= 0 then

                        minetest.set_node({x=pos.x,y=pos.y+i,z=pos.z}, {name=nodes})

                        local scaffworked = 1

                        return ItemStack(tostring(itemstack:get_name().." "..tostring(itemstack:get_count()-1)))

                    elseif minetest.get_node({x=pos.x,y=pos.y+i,z=pos.z}).name == nodes then	

                    else

                        local scaffworked = 0

                    end

                end

                if scaffworked == 1 then

                    return ItemStack(tostring(itemstack:get_name().." "..tostring(itemstack:get_count()-1)))

                else

                    return itemstack

                end

            else return itemstack end

        end,

    })

end

dofile(minetest.get_modpath("illuna").."/commands.lua")

dofile(minetest.get_modpath("illuna").."/register.lua")

dofile(minetest.get_modpath("illuna").."/aliases.lua")

dofile(minetest.get_modpath("illuna").."/functions.lua")

dofile(minetest.get_modpath("illuna").."/craftitems.lua")

dofile(minetest.get_modpath("illuna").."/shop.lua")

dofile(minetest.get_modpath("illuna").."/stairs.lua")