Entirely new version of pull request #3962

Changes to be committed:
	modified:   builtin/game/register.lua
	modified:   src/content_nodemeta.cpp
	modified:   src/content_nodemeta.h
	modified:   src/game.cpp
	modified:   src/inventory.cpp
	modified:   src/inventory.h
	modified:   src/inventorymanager.cpp
	modified:   src/inventorymanager.h
	modified:   src/mapblock.cpp
	modified:   src/network/clientpackethandler.cpp
	modified:   src/nodemetadata.cpp
	modified:   src/nodemetadata.h
	modified:   src/player.cpp
	modified:   src/player.h
	modified:   src/rollback_interface.cpp
	modified:   src/script/common/c_content.cpp
	modified:   src/script/cpp_api/s_inventory.cpp
	modified:   src/script/cpp_api/s_inventory.h
	modified:   src/script/cpp_api/s_nodemeta.cpp
	modified:   src/script/cpp_api/s_nodemeta.h
	modified:   src/script/cpp_api/s_player.cpp
	modified:   src/script/cpp_api/s_player.h
	modified:   src/script/lua_api/l_inventory.cpp
	modified:   src/script/lua_api/l_nodemeta.cpp
	modified:   src/server.cpp
	modified:   src/serverobject.cpp
	modified:   src/unittest/test_inventory.cpp

src/script/common/c_content.cpp

@@ -902,11 +902,11 @@ void read_inventory_list(lua_State *L, int tableindex,
 			i = items.begin(); i != items.end(); i++){
 		if(forcesize != -1 && index == forcesize)
 			break;
-		invlist->changeItem(index, *i);
+		invlist->changeItem(NULL, index, *i);
 		index++;
 	}
 	while(forcesize != -1 && index < forcesize){
-		invlist->deleteItem(index);
+		invlist->deleteItem(NULL, index);
 		index++;
 	}
 }