add flavor text, code clean up

Changed to have the flavor text to give it character.
Fixed misspellings.
Cleaned up the code from the initial commit.
Changed from API to single item.
Fixed the mod name, so that it matches "mcl_" format.

Added comments.

mods/ITEMS/mcl_hamburger/init.lua

@@ -7,17 +7,18 @@
 
 if not minetest.settings:get_bool("mcl_enable_hamburger",true) then return end
 
-local S = minetest.get_translator("hamburger_mod")
+local S = minetest.get_translator("mcl_hamburger")
 
 local modname = minetest.get_current_modname()
 local modpath = minetest.get_modpath(modname)
 
 local table = table
 local DEBUG = false
-hamburger_mod = {}
 
--- quick api for hamburgers. call to register your hamburger.
-function hamburger_mod.register_burger_craft( hamburger_item, cooked_meat, use_alt)
+mcl_hamburger = {}
+
+-- call to register your hamburger.
+function mcl_hamburger.register_burger_craft(cooked_meat, use_alt)
 
     if use_alt == nil or use_alt == "" then
         use_alt = false
@@ -25,63 +26,57 @@ function hamburger_mod.register_burger_craft( hamburger_item, cooked_meat, use_a
 
     minetest.register_craft({
         type = "fuel",
-        recipe = "hamburger_mod:hamburger" .. hamburger_item,
+        recipe = "mcl_hamburger:hamburger",
         burntime = 2,
     })
 
     -- register crafts (actual recipe)
     if minetest.get_modpath(modname) then
 
-        local itemstring = "hamburger_mod:hamburger"
+        local itemstring = "mcl_hamburger:hamburger"
 
         minetest.register_craft({
-            output = itemstring .. hamburger_item,
+            output = itemstring,
             recipe = {
                 { "mcl_farming:bread"},
-                { cooked_meat }, -- "mcl_mobitems:cooked_beef" for a reg hamburger. grind up clowns for a McDonald's hambeurger
+                { cooked_meat }, -- "mcl_mobitems:cooked_beef" for a reg hamburger. Grind up clowns for a Big Mac.
                 { "mcl_farming:bread" },
             },
         })
     end
 
-    if use_alt == false then
-        minetest.register_craftitem("hamburger_mod:hamburger" .. hamburger_item, {
-            description = S("Hamburger"),
-            _doc_items_longdesc = S("A tasty hamburger that is sure to lure villagers around like a LEASH. Can be eaten."),
-            _doc_items_usagehelp = S("wield this item to pull villagers to you."),
-            _tt_help = S("A tasty hamburger that is sure to lure villagers"),
-            inventory_image = "hamburger.png",
-            wield_image = "hamburger.png",
-            on_place = minetest.item_eat(8),
-            on_secondary_use = minetest.item_eat(8),
-            groups = { food = 2, eatable = 8 },
-            _mcl_saturation = 12.8,
-            stack_max = 64,
-        })
-    else
-        minetest.register_craftitem("hamburger_mod:hamburger" .. hamburger_item, {
-            description = S("Hamburger"),
-            _doc_items_longdesc = S("A tasty hamburger that is sure to lure villagers around like a LEASH. Can be eaten."),
-            _doc_items_usagehelp = S("wield this item to pull villagers to you."),
-            _tt_help = S("A tasty hamburger that is sure to lure villagers"),
-            inventory_image = "hamburger_alt.png",
-            wield_image = "hamburger_alt.png",
-            on_place = minetest.item_eat(8),
-            on_secondary_use = minetest.item_eat(8),
-            groups = { food = 2, eatable = 8 },
-            _mcl_saturation = 12.8,
-            stack_max = 64,
-        })
-    end
+	local hamburger_def = {
+		description = S("A Hamburger"),
+		_doc_items_longdesc = S("A tasty hamburger that is sure to lure villagers around like a lead. Can be eaten."),
+		_doc_items_usagehelp = S("wield this item to pull villagers to you."),
+		_tt_help = S("A tasty hamburger that is sure to lure villagers.\n'I'll gladly pay you Tuesday, for a hamburger today.' - Wimpy."),
+        inventory_image = "hamburger.png",
+        wield_image = "hamburger.png",
+        on_place = minetest.item_eat(8),
+        on_secondary_use = minetest.item_eat(8),
+        groups = { food = 2, eatable = 8 },
+        _mcl_saturation = 12.8,
+        stack_max = 64,
+	}
+
+	if use_alt == false then
+		minetest.register_craftitem("mcl_hamburger:hamburger", hamburger_def)
+	else
+		local hamburger_alt = table.copy(hamburger_def)
+		hamburger_alt.inventory_image = "mcl_hamburger_hamburger_alt.png"
+		hamburger_alt.wield_image = "mcl_hamburger_hamburger_alt.png"
+		minetest.register_craftitem("mcl_hamburger:hamburger", hamburger_alt)
+	end
 
 
-end
+-- make the villagers follow the item
+minetest.registered_entities["mobs_mc:villager"].nofollow = false
 
--- make the villagers follow the hamburger item
-minetest.registered_entities["mobs_mc:villager"].nofollow = nil
+-- register the item and crafting recipe.
+mcl_hamburger.register_burger_craft( "", "mcl_mobitems:cooked_beef")
 
-hamburger_mod.register_burger_craft( "", "mcl_mobitems:cooked_beef")
-table.insert(minetest.registered_entities["mobs_mc:villager"].follow,"hamburger_mod:hamburger")
+-- add it to the follow items.
+table.insert(minetest.registered_entities["mobs_mc:villager"].follow,"mcl_hamburger:hamburger")
 
 if DEBUG then
     minetest.log (dump(minetest.registered_entities["mobs_mc:villager"].follow))