diff --git a/valleys_c/deco_houses.lua b/valleys_c/deco_houses.lua
deleted file mode 100644
index e68eb3d..0000000
--- a/valleys_c/deco_houses.lua
+++ /dev/null
@@ -1,133 +0,0 @@
-
---
-
-local newnode = lib_ecology.clone_node("default:wood")
-newnode.tiles = {"default_wood.png^[colorize:#9F0000:150"}
-newnode.drop = "default:wood",
-minetest.register_node("lib_ecology:wood_red", newnode)
-newnode = lib_ecology.clone_node("default:wood")
-newnode.tiles = {"default_wood.png^[colorize:#009F00:150"}
-newnode.drop = "default:wood",
-minetest.register_node("lib_ecology:wood_green", newnode)
-newnode = lib_ecology.clone_node("default:wood")
-newnode.tiles = {"default_wood.png^[colorize:#00009F:150"}
-newnode.drop = "default:wood",
-minetest.register_node("lib_ecology:wood_blue", newnode)
-
-local max_h = 8
-
-function lib_ecology.generate_test_house_schematic(size, floor, walls, ceiling)
-	local offset = {x=0,y=0,z=0}
-	local width = size.x + 2 * offset.x
-	local height = size.y + offset.y
-	local depth = size.z + 2 * offset.z + 1
-	local s = lib_ecology.schematic_array(width, height, depth)
-
-	for z = 0,depth-1 do
-		for y = 0,height-1 do
-			for x = 0,width-1 do
-				local i = z*width*height + y*width + x + 1
-				local c = math.floor(width/2)
-				local p = math.min(height - 1, math.max(4, height - math.abs(c - x)))
-
-				local p_prev = math.min(height - 1, math.max(4, height - math.abs(c - (x - 1))))
-				if x == 0 then
-					p_prev = 0
-				end
-
-				local p_next = math.min(height - 1, math.max(4, height - math.abs(c - (x + 1))))
-				if x == width-1 then
-					p_next = 0
-				end
-
-				if y <= offset.y then
-					if floor == "default:dirt" and z == 0 then
-						s.data[i].name = "default:dirt_with_grass"
-					else
-						s.data[i].name = floor
-					end
-					s.data[i].param1 = 255
-					s.data[i].force_place = true
-				elseif (x == offset.x or x == width - offset.x - 1 or z == offset.z + 1 or z == depth - offset.z - 1) and y >= offset.y and y < p and z >= offset.z + 1 and x >= offset.x and x <= width - offset.x - 1 and z <= depth - offset.z - 1 then
-					if x == c and y == offset.y + 1 and z == offset.z + 1 then
-						s.data[i].name = "doors:door_wood_b"
-						s.data[i].param1 = 255
-						s.data[i].param2 = 0
-						s.data[i].force_place = true
-					elseif x == c and y == offset.y + 2 and z == offset.z + 1 then
-						s.data[i].name = "air"
-						s.data[i].param1 = 255
-						s.data[i].param2 = 0
-						s.data[i].force_place = true
-					elseif y == offset.y + 2 and ((x > offset.x and x < width - offset.x - 1) or (z > offset.z + 1 and z < depth - offset.z - 1)) then
-						s.data[i].name = walls
-						s.data[i].param1 = 150
-						s.data[i].force_place = true
-					else
-						s.data[i].name = walls
-						s.data[i].param1 = 255
-						s.data[i].force_place = true
-					end
-				elseif y == p and z >= offset.z + 1 and x >= offset.x and x <= width - offset.x - 1 and z <= depth - offset.z - 1 then
-					if ((x < c and p ~= p_prev) or (x > c and p ~= p_next)) and ceiling == "farming:straw" then
-						s.data[i].name = "stairs:stair_straw"
-						if x > c then
-							s.data[i].param2 = 3
-						else
-							s.data[i].param2 = 1
-						end
-					else
-						s.data[i].name = ceiling
-					end
-					s.data[i].param1 = 255
-					s.data[i].force_place = true
-				elseif z == offset.z and x == c and y == offset.y + 3 then
-					s.data[i].name = "default:torch"
-					s.data[i].param1 = 125
-					s.data[i].param2 = 4
-					s.data[i].force_place = true
-				else
-					s.data[i].name = "air"
-					s.data[i].param1 = 255
-					s.data[i].force_place = true
-				end
-			end
-		end
-	end
-
-	return s
-end
-
-
-lib_ecology.schematics.houses = {}
-do
-	local colors = {"red", "green", "blue"}
-	for color = 1,#colors do
-		for h = 4,max_h do
-			local schem = lib_ecology.generate_test_house_schematic({x=h,y=h,z=h}, "default:dirt", "lib_ecology:wood_"..colors[color], "farming:straw")
-
-			push(lib_ecology.schematics.houses, schem)
-
-			minetest.register_decoration({
-				deco_type = "schematic",
-				sidelen = 80,
-				place_on = {"group:soil"},
-				-- noise_params = {
-				-- 	offset = -0.9,
-				-- 	scale = 1.0,
-				-- 	spread = {x = 400, y = 400, z = 400},
-				-- 	seed = 37248,
-				-- 	octaves = 5,
-				-- 	persist = 5.0
-				-- },
-				fill_ratio = 1/500000,
-				biomes = {"lib_ecology_sandstone_grassland", "lib_ecology_tundra", "lib_ecology_stone_grassland", "lib_ecology_taiga", "lib_ecology_coniferous_forest", "lib_ecology_deciduous_forest", "lib_ecology_savanna", "lib_ecology_savanna_swamp", "lib_ecology_rainforest", "lib_ecology_rainforest_swamp", "lib_ecology_desertstone_grassland",},
-				schematic = schem,
-				flags = "place_center_x, place_center_z, force_placement",
-				rotation = "random",
-			})
-		end
-	end
-end
-
-lib_ecology.house_replacements = {["default:leaves"] = "air", ["lib_ecology:leaves2"] = "air", ["lib_ecology:leaves3"] = "air", ["lib_ecology:leaves4"] = "air", ["lib_ecology:leaves5"] = "air", ["default:pine_needles"] = "air", ["lib_ecology:pine_needles2"] = "air", ["lib_ecology:pine_needles3"] = "air", ["lib_ecology:pine_needles4"] = "air", }