Fixed homedecor's update, added inventorycheck

- Added inventorycheck mod
- Fixed ereased table in last commit (homedecor's update)
- Fixed all the wrong uses of register_node in mods/maptools/default_nodes.lua to avoid 0.4.12-name-check-system from crashing server. The diff have been sent to Calinou.

mods/homedecor_modpack/itemframes/init.lua

@@ -1,4 +1,5 @@
 local tmp = {}
+local itemframes = {}
 
 minetest.register_entity("itemframes:item",{
 	hp_max = 1,