Generated new code and added initial data handling

BlendFile/DNA/SequenceRuntime.cs

@@ -17,6 +17,9 @@ namespace BlendFile.DNA {
     public struct SequenceRuntime {
         [DNAFieldAttribute(0, "SessionUID", "session_uid", 8)]
         public SessionUID session_uid;
+        public SequenceRuntime() {
+            this.session_uid = default;
+        }
         public SequenceRuntime(SessionUID session_uid) {
             this.session_uid = session_uid;
         }