Regenerated all the files

BlendFile/DNA/CustomDataExternal.cs

@@ -11,8 +11,10 @@ using System;
 
 
 namespace BlendFile.DNA {
+    using BlendFile;
     
     public struct CustomDataExternal {
+        [DNAFieldAttribute(0, "char", "filename[1024]", 1)]
         public char[] filename = new System.Char[1024];
         public CustomDataExternal(char[] filename) {
             this.filename = filename;