finishing first step of serialization : the basics

Juliet/include/Core/Common/serialization.h

@@ -38,10 +38,8 @@ struct Archive
 {
     Arena*        arena;
     bool          loading;
-    ParsedArchive base          = {};
-    IOStream*     stream        = nullptr;
-    uint32        base_version  = 0;
-    uint16        class_version = 0;
+    ParsedArchive base   = {};
+    IOStream*     stream = nullptr;
 
     // to remove
     void*   base_ptr = nullptr;
@@ -94,6 +92,7 @@ bool read_prop(Archive& /*ar*/, String value_raw, Type& value)
 }
 
 #define SERIALIZE(ar, name, var) serialize((ar), ConstString(#name), #name##_crc32, (var))
+#define SERIALIZE_SIMPLE(ar, var) SERIALIZE(ar, var, var)
 
 template <typename Type>
 bool serialize(Archive& ar, String property_name, uint32 property_crc, Type& value)