Various updates

- Updated homedecor (files cleaned)
 - Updated nether (node replacements made easier)
 - Updated maptools (cleaned files)
 - Updated ambiance (useless files cleaned)

mods/homedecor_modpack/lrfurn/init.lua

@@ -1,4 +1,5 @@
 lrfurn = {}
+screwdriver = screwdriver or {}
 
 lrfurn.fdir_to_fwd = {
 	{  0,  1 },