Force emerge the target area.

We can likely remove the teleport hacks after this, but
I'll leave them in to be sure for now. This method works
well for me in another mod.

init.lua

@@ -123,6 +123,12 @@ minetest.register_abm({
 				local meta = minetest.get_meta(pos)
 				local target = minetest.string_to_pos(meta:get_string("target"))
 				if target then
+					-- force emerge of target area
+					minetest.get_voxel_manip():read_from_map(target, target)
+					if not minetest.get_node_or_nil(target) then
+						minetest.emerge_area(vector.subtract(target, 80), vector.add(target, 80))
+					end
+					-- teleport the player
 					minetest.after(3, function(obj, pos, target)
 						local objpos = obj:getpos()
 						objpos.y = objpos.y+0.1 -- Fix some glitches at -8000