Updated lbs to use new uniproc library

Fixed bug in fs.list_alldirs where it used directory_iterator rather that recursive_directory_iterator
Fixed memory/type bugs in lua_platform.cpp
Updated lbs.lua to reflect this

src/lua_filesystem.cpp

@@ -94,11 +94,12 @@ int lua_fs_list_alldirs(lua_State* L)
 	const char* fpath = lua_tostring(L, 1);
 	lua_newtable(L);
 	uint32_t i = 1;
-	for (const std::filesystem::path& p : std::filesystem::directory_iterator(fpath))
+	for (const std::filesystem::path& p : std::filesystem::recursive_directory_iterator(fpath))
 	{
 		const std::string x = p.string();
 		lua_pushlstring(L, x.c_str(), x.size());
 		lua_rawseti(L, -2, i);
+		i++;
 	}
 	return 1;
 }