- Modified DNAClassAttribute to also support usage on structs

- Added auto generation of DNAClass attributes on file generation
- Regenerated all files

BlendFile/DNA/BoneCollectionReference.cs

@@ -13,6 +13,7 @@ using System;
 namespace BlendFile.DNA {
     using BlendFile;
     
+    [DNAClassAttribute(109, "BoneCollectionReference")]
     public class BoneCollectionReference {
         [DNAFieldAttribute(0, "BoneCollectionReference", "*next", 24)]
         public BoneCollectionReference ptr_next;