Add shields back as a separate mod

shields/README.txt

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+A 3d character model re-texturing api used as the framework for this modpack.
+
+depends: 3d_armor
+
+Originally a part of 3d_armor, shields have been re-included as an optional extra.
+If you do not what shields then simply remove the shields folder from the modpack.

shields/crafting_guide.txt

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+Shields -- Crafting Guide
+--------------------------
+
++---+---+---+
+| X | X | X |
++---+---+---+
+| X | X | X |
++---+---+---+
+|   | X |   |
++---+---+---+
+
+[shields:shield_wood] X = [default:wood]
+[shields:shield_steel] X = [default:steel_ingot]
+[shields:shield_bronze] X = [default:bronze_ingot]
+[shields:shield_diamond] X = [default:diamond]
+
+

shields/depends.txt

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+default
+inventory_plus
+3d_armor

shields/init.lua

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+-- Regisiter Shields
+
+minetest.register_tool("shields:shield_wood", {
+	description = "Wooden Shield",
+	inventory_image = "shields_inv_shield_wood.png",
+	groups = {armor_shield=5, armor_heal=0, armor_use=2000},
+	wear = 0,
+})
+
+minetest.register_tool("shields:shield_steel", {
+	description = "Steel Shield",
+	inventory_image = "shields_inv_shield_steel.png",
+	groups = {armor_shield=10, armor_heal=0, armor_use=500},
+	wear = 0,
+})
+
+minetest.register_tool("shields:shield_bronze", {
+	description = "Bronze Shield",
+	inventory_image = "shields_inv_shield_bronze.png",
+	groups = {armor_shield=10, armor_heal=6, armor_use=250},
+	wear = 0,
+})
+
+minetest.register_tool("shields:shield_diamond", {
+	description = "Diamond Shield",
+	inventory_image = "shields_inv_shield_diamond.png",
+	groups = {armor_shield=15, armor_heal=12, armor_use=100},
+	wear = 0,
+})
+
+
+local craft_ingreds = {
+	wood = "default:wood",
+	steel = "default:steel_ingot",
+	bronze = "default:bronze_ingot",
+}	
+
+for k, v in pairs(craft_ingreds) do
+	minetest.register_craft({
+		output = "shields:shield_"..k,
+		recipe = {
+			{v, v, v},
+			{v, v, v},
+			{"", v, ""},
+		},
+	})
+end
+
+minetest.after(0, function()
+	table.insert(armor.elements, "shield")
+	armor.formspec = "size[8,8.5]button[0,0;2,0.5;main;Back]"
+		.."list[current_player;main;0,4.5;8,4;]"
+		.."list[detached:player_name_armor;armor_head;3,0;1,1;]"
+		.."list[detached:player_name_armor;armor_torso;3,1;1,1;]"
+		.."list[detached:player_name_armor;armor_legs;3,2;1,1;]"
+		.."list[detached:player_name_armor;armor_feet;3,3;1,1;]"
+		.."list[detached:player_name_armor;armor_shield;4,1;1,1;]"
+end)		
+
+