CHJ:PRE: fix warnings and reformat

Author: sipma

CodeHawk/CHJ/jchpre/jCHAPISummaryTemplate.ml

@@ -4,7 +4,8 @@
    ------------------------------------------------------------------------------
    The MIT License (MIT)
  
-   Copyright (c) 2005-2020 Kestrel Technology LLC
+   Copyright (c) 2005-2020  Kestrel Technology LLC
+   Copyright (c) 2020-2024  Henny B. Sipma
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -25,15 +26,9 @@
    SOFTWARE.
    ============================================================================= *)
 
-(* chutil *)
-open CHXmlDocument
-
 (* jchlib *)
 open JCHBasicTypesAPI
 
-(* jchpre *)
-open JCHPreAPI
-
 
 val save_xml_class_or_interface_summary: class_name_int -> unit