tweak and tidy code

init.lua

@@ -1,9 +1,11 @@
+
+-- translation and mod path
+
+local S = minetest.get_translator("mobs_animal")
 local path = minetest.get_modpath(minetest.get_current_modname()) .. "/"
 
--- Translation support
-local S = minetest.get_translator("mobs_animal")
-
 -- Check for custom mob spawn file
+
 local input = io.open(path .. "spawn.lua", "r")
 
 if input then
@@ -12,8 +14,8 @@ if input then
 	input = nil
 end
 
-
 -- helper function
+
 local function ddoo(mob)
 
 	if minetest.settings:get_bool("mobs_animal." .. mob) == false then
@@ -25,6 +27,7 @@ local function ddoo(mob)
 end
 
 -- Animals
+
 ddoo("chicken") -- JKmurray
 ddoo("cow") -- KrupnoPavel
 ddoo("rat") -- PilzAdam
@@ -36,17 +39,16 @@ ddoo("kitten") -- Jordach/BFD
 ddoo("penguin") -- D00Med
 ddoo("panda") -- AspireMint
 
+-- Load custom spawning if found
 
--- Load custom spawning
 if mobs.custom_spawn_animal then
 	dofile(path .. "spawn.lua")
 end
 
-
 -- Lucky Blocks
+
 if minetest.get_modpath("lucky_block") then
 	dofile(path .. "lucky_block.lua")
 end
 
-
 print ("[MOD] Mobs Animal loaded")