Fix some global variable fuckups

mods/builtin_item/init.lua

@@ -30,7 +30,7 @@ minetest.register_entity(":__builtin:item", {
 			item_texture = minetest.registered_items[itemname].inventory_image
 			item_type = minetest.registered_items[itemname].type
 		end
-		prop = {
+		local prop = {
 			is_visible = true,
 			visual = "sprite",
 			textures = {"unknown_item.png"}
@@ -108,7 +108,7 @@ minetest.register_entity(":__builtin:item", {
 		--]]
 		
 		if minetest.registered_nodes[name] and minetest.registered_nodes[name].liquidtype == "flowing" then
-			get_flowing_dir = function(self)
+			local get_flowing_dir = function(self)
 				local pos = self.object:getpos()
 				local param2 = minetest.get_node(pos).param2
 				for i,d in ipairs({-1, 1, -1, 1}) do

mods/craftingpack/crafting/creative.lua

@@ -118,6 +118,8 @@ minetest.after(0, init)
 local offset = {}
 local hoch = {}
 local bg = {}
+-- TODO: Investigate what is going on with this weird variable
+local start_i
 offset["blocks"] = "-0.29,-0.25"
 offset["deco"] = "0.98,-0.25"
 offset["redstone"] = "2.23,-0.25"

mods/throwing/init.lua

@@ -37,7 +37,7 @@ minetest.register_tool("throwing:bow", {
 		return itemstack
 	end,
 	on_use = function(itemstack, user, pointed_thing)
-		wear = itemstack:get_wear()
+		local wear = itemstack:get_wear()
 		itemstack:add_wear(wear)
 		if throwing_shoot_arrow(itemstack, user, pointed_thing) then
 			if not minetest.setting_getbool("creative_mode") then