First pass at prefab tool (done)

src/dawntools/util/Directory.hpp

@@ -5,6 +5,7 @@
 
 #pragma once
 #include "util/File.hpp"
+#include <filesystem>
 
 namespace Dawn {
   enum DirectoryChildType {
@@ -15,7 +16,7 @@ namespace Dawn {
   class Directory {
     public:
       std::string filename;
-      DIR *handle = nullptr;
+      std::filesystem::directory_iterator handle;
 
       Directory(std::string dir);