fixed dependency issues, removed table.lua, removed filesystem as a core dependency

init.lua

@@ -1,10 +1,10 @@
-mtul = {
-    binary = {}, --provided entirely by modlib.
-    utils = {}, --provided entirely by modlib.
-    tbl = {}, --modified by libs.modlib, source.
+mtul = mtul or {
     loaded_modules = {}
 }
-
+--initialize namespace vars if not present.
+mtul.binary = mtul.binary or {}
+mtul.utils = mtul.utils or {}
+mtul.loaded_modules.filesystem = true
 --optionally allow user to overset local math with mtul while still keeping core funcs & consts.
 mtul.math = {}
 for i, v in pairs(math) do
@@ -12,8 +12,7 @@ for i, v in pairs(math) do
 end
 
 --run files. These will directly modify the mtul sub tables.
-mtul.path = minetest.get_modpath("mtul_core")
+mtul.path = minetest.get_modpath("mtul_filesystem")
 dofile(mtul.path.."/modlib/binary.lua")
-dofile(mtul.path.."/modlib/table.lua")
 dofile(mtul.path.."/modlib/mod_utils.lua")
 dofile(mtul.path.."/modlib/mod_utils_media.lua")

mod.conf

@@ -1,4 +1,4 @@
-name = mtul_core
-title = MTUL core
-description = integrates various dependancies, implements some universal math features.
-author = FatalError42O, Appgurue
+name = mtul_filesystem
+title = MTUL filesystem
+description = adds dependencies for binary file reading, as well as other file utilities.
+author = FatalError42O, (coded by Appgurue)

modlib/table.lua

@@ -1,18 +0,0 @@
-
---adds a list to the end of another list without ovewriting data.
-function mtul.tbl.append(table, other_table)
-	local length = #table
-	for index, value in ipairs(other_table) do
-		table[length + index] = value
-	end
-	return table
-end
-
---this... I guess lists keys by their order??? I have no idea, depended on by b3d standalone.
-function mtul.tbl.keys(table)
-	local keys = {}
-	for key, _ in pairs(table) do
-		keys[#keys + 1] = key
-	end
-	return keys
-end