Code tweak and tidy

bonemeal.lua

@@ -170,14 +170,14 @@ local function growth(pointed_thing)
 	local stage = ""
 
 	-- grow registered crops
-	for _, row in pairs(crops) do
+	for n = 1, #crops do
 
-		if string.find(node.name, row[1]) then
+		if string.find(node.name, crops[n][1]) then
 
 			stage = tonumber( node.name:split("_")[2] )
-			stage = math.min(stage + math.random(1, 4), row[2])
+			stage = math.min(stage + math.random(1, 4), crops[n][2])
 
-			minetest.set_node(pos, {name = row[1] .. stage})
+			minetest.set_node(pos, {name = crops[n][1] .. stage})
 
 			return
 

dirt.lua

@@ -108,13 +108,13 @@ minetest.register_abm({
 			"group:ethereal_grass")
 
 		-- count new grass nodes
-		for _,p in pairs(dirts) do
+		for n = 1, #dirts do
 
-			num = grasses[p] or 0
+			num = grasses[dirts[n]] or 0
 
 			if num > curr_max then
 				curr_max = num
-				curr_type = p
+				curr_type = dirts[n]
 			end
 		end
 

extra.lua

@@ -41,20 +41,22 @@ minetest.register_craft({
 })
 
 -- X pattern craft recipes (5x 'a' in X pattern gives 5 of 'b')
-for _,items in pairs({
+local cheat = {
 	{"default:cobble", "default:gravel"},
 	{"default:gravel", "default:dirt"},
 	{"default:dirt", "default:sand"},
 	{"default:ice", "default:snow"},
 	{"ethereal:dry_dirt", "default:desert_sand"},
-}) do
-	local a, b = unpack(items)
+}
+
+for n = 1, #cheat do
+
 	minetest.register_craft({
-		output = b.." 5",
+		output = cheat[n][2] .. " 5",
 		recipe = {
-			{a, "", a},
-			{"", a, ""},
-			{a, "", a},
+			{cheat[n][1], "", cheat[n][1]},
+			{"", cheat[n][1], ""},
+			{cheat[n][1], "", cheat[n][1]},
 		}
 	})
 end

flowers.lua

+
 -- Flowers spread over all types of soil
 minetest.register_abm({
 	nodenames = {"group:flora"},

init.lua

 --[[
 
-	Minetest Ethereal Mod (17th May 2016)
+	Minetest Ethereal Mod (5th June 2016)
 
 	Created by ChinChow