From ff0951418e0c4355ac0235a0ea283f61f9462a3d Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph.amissah@gmail.com>
Date: Wed, 10 Nov 2021 13:48:18 -0500
Subject: rb file headers change, org-mode tangle whitespace issue

---
 org/abstraction.org  | 38 ++++++++++++++++++++------------------
 org/cgi.org          | 12 +++++++-----
 org/config.org       |  6 ++++--
 org/css.org          |  6 ++++--
 org/db.org           | 30 ++++++++++++++++--------------
 org/digests.org      |  6 ++++--
 org/env.org          | 32 +++++++++++++++++---------------
 org/harvest.org      | 12 +++++++-----
 org/html.org         | 32 +++++++++++++++++---------------
 org/hub.org          | 12 +++++++-----
 org/i18n.org         |  8 +++++---
 org/json.org         | 14 ++++++++------
 org/manpage.org      |  8 +++++---
 org/misc.org         | 34 ++++++++++++++++++----------------
 org/object_munge.org |  6 ++++--
 org/param.org        | 10 ++++++----
 org/shared.org       | 16 +++++++++-------
 org/sisu.org         |  6 ++++--
 org/sisu_build.org   |  7 ++++---
 org/src.org          | 24 +++++++++++++-----------
 org/sst.org          | 14 ++++++++------
 org/texinfo.org      |  8 +++++---
 org/texpdf.org       | 10 ++++++----
 org/txt.org          | 34 ++++++++++++++++++----------------
 org/utils.org        | 14 ++++++++------
 org/xhtml.org        | 24 +++++++++++++-----------
 org/xml.org          | 32 +++++++++++++++++---------------
 27 files changed, 254 insertions(+), 201 deletions(-)

(limited to 'org')

diff --git a/org/abstraction.org b/org/abstraction.org
index bbb15339..ed96a984 100644
--- a/org/abstraction.org
+++ b/org/abstraction.org
@@ -20,7 +20,7 @@
 ** ao.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -559,7 +559,7 @@ __END__
 ** ao_appendices.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_appendices.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_Appendices
   class Glossary
     def initialize(md,data)
@@ -1133,7 +1133,7 @@ __END__
 ** ao_character_check.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_character_check.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_CharacterCheck
   class Check
     def initialize(data)
@@ -1184,7 +1184,7 @@ end
 ** ao_composite.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_composite.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Assemble
   require_relative 'se'                                 # se.rb
   require_relative 'utils_composite'                    # utils_composite.rb
@@ -1419,7 +1419,7 @@ __END__
 ** ao_doc_objects.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_doc_objects.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_DocumentStructure
   class Extract
     def extract(h,o)
@@ -1934,7 +1934,7 @@ __END__
 ** ao_doc_str.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_doc_str.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_DocumentStructureExtract
   require_relative 'ao_persist'                     # ao_persist.rb
   class Instantiate < SiSU_Param::Parameters::Instructions
@@ -4370,7 +4370,7 @@ __END__
 ** ao_endnotes.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_endnotes.rb_"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_Endnotes
   class Endnotes
     def initialize(md,data,endnote_array=nil)
@@ -4456,7 +4456,7 @@ __END__
 ** ao_expand_insertions.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_expand_insertions.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_Insertions
   class Insertions
     def initialize(md,data)
@@ -4920,7 +4920,7 @@ __END__
 ** ao_hash_digest.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_hash_digest.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_Hash
   require_relative 'shared_markup_alt.rb'               #shared_markup_alt.rb
   class ObjectDigest
@@ -5044,7 +5044,7 @@ __END__
 ** ao_idx.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_idx.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_BookIndex
   class BookIndex
     def initialize(md,data,env=nil)
@@ -5416,7 +5416,7 @@ __END__
 ** ao_images.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_images.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_Images
   class Images
     begin
@@ -5553,7 +5553,7 @@ imgsys=`identify #{image_path}/#{image}`.strip
 ** ao_metadata.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_metadata.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_Metadata
   class Metadata
     def initialize(md,metad)
@@ -5589,7 +5589,7 @@ __END__
 ** ao_misc_arrange.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_misc_arrange.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_MiscArrangeText
   class SI
     def initialize(md,data)
@@ -5746,7 +5746,7 @@ __END__
 ** ao_numbering.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_numbering.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_Numbering
   class Numbering
     attr_accessor :obj,:osp,:ocn,:lv,:name,:index,:comment
@@ -6416,7 +6416,7 @@ __END__
 ** ao_persist.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_persist.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_Persist
   class Persist
     @@persistance=nil
@@ -6560,7 +6560,7 @@ __END__
 ** ao_syntax.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_syntax.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_Syntax
   class Words
     def initialize(line,md,mkp)
@@ -7150,7 +7150,7 @@ __END__
 ** ao_endnotes.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/ao_endnotes.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_AO_Endnotes
   class Endnotes
     def initialize(md,data,endnote_array=nil)
@@ -7237,7 +7237,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -7289,4 +7290,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/cgi.org b/org/cgi.org
index ecf68c7e..25ecd88a 100644
--- a/org/cgi.org
+++ b/org/cgi.org
@@ -20,7 +20,7 @@
 ** cgi.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/cgi.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module  SiSU_CGI                                        #% database building documents
   require_relative 'se'                                 # se.rb
   require_relative 'cgi_pgsql'                          # cgi_pgsql.rb
@@ -54,7 +54,7 @@ __END__
 ** cgi_sqlite.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/cgi_sqlite.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module  SiSU_CGI_SQLite                                 #% database building documents
   require_relative 'se'                                 # se.rb
   require_relative 'cgi_sql_common'                     # cgi_sql_common.rb
@@ -248,7 +248,7 @@ __END__
 ** cgi_pgsql.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/cgi_pgsql.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module  SiSU_CGI_PgSQL                                  #% database building documents
   require_relative 'se'                                 # se.rb
   require_relative 'cgi_sql_common'                     # cgi_sql_common.rb
@@ -468,7 +468,7 @@ __END__
 ** cgi_sql_common.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/cgi_sql_common.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_CGI_SQL
   class CGI_Common
     def initialize(webserv,opt,image_src,dir)
@@ -1405,7 +1405,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -1457,4 +1458,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/config.org b/org/config.org
index 9b6321dc..88b45bd9 100644
--- a/org/config.org
+++ b/org/config.org
@@ -19,7 +19,7 @@
 * conf.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/conf.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Initialize
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -257,7 +257,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -308,4 +309,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/css.org b/org/css.org
index c3898ae9..7551999b 100644
--- a/org/css.org
+++ b/org/css.org
@@ -19,7 +19,7 @@
 * css.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/css.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Style
   require_relative 'se'                                 # se.rb
   require_relative 'html_parts'                         # html_parts.rb
@@ -3454,7 +3454,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -3506,4 +3507,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/db.org b/org/db.org
index 7ac34c74..696afb48 100644
--- a/org/db.org
+++ b/org/db.org
@@ -19,7 +19,7 @@
 * dbi.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/dbi.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module  SiSU_DBI                                                                 #% database building
   require_relative 'se'                                 # se.rb
     include SiSU_Env; include SiSU_Screen
@@ -135,7 +135,7 @@ __END__
 * dbi_discrete.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/dbi_discrete.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module  SiSU_DBI_Discrete                               #% database building
   require_relative 'se'                                 # se.rb
     include SiSU_Env; include SiSU_Screen
@@ -291,7 +291,7 @@ __END__
 * db_dbi.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/db_dbi.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module  SiSU_DbDBI
   require_relative 'db_columns'                                             # db_columns.rb
   require_relative 'db_tests'                                               # db_tests.rb
@@ -331,7 +331,7 @@ __END__
 * db_sqltxt.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/db_sqltxt.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_DbText
   class Prepare
     def special_character_escape(str)
@@ -455,7 +455,7 @@ __END__
 ** db_create.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/db_create.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_DbCreate
   require_relative 'db_columns'                         # db_columns.rb
   class Create < SiSU_DbColumns::Columns
@@ -1094,7 +1094,7 @@ __END__
 ** db_drop.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/db_drop.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_DbDrop
   require_relative 'utils_response'                   # utils_response.rb
   class Drop
@@ -1251,7 +1251,7 @@ __END__
 ** db_import.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/db_import.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_DbImport
   require_relative 'db_columns'                         # db_columns.rb
   require_relative 'db_load_tuple'                      # db_load_tuple.rb
@@ -2078,7 +2078,7 @@ __END__
 ** db_remove.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/db_remove.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_DbRemove
   class Remove
     include SiSU_DbAction
@@ -2210,7 +2210,7 @@ __END__
 * db_load_tuple.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/db_load_tuple.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_DbTuple
   require_relative 'db_columns'                         # db_columns.rb
   class LoadDocuments
@@ -2464,7 +2464,7 @@ __END__
 * db_select.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/db_select.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_DbAction
   def db_action(sdb)
     @sdb=sdb
@@ -2645,7 +2645,7 @@ __END__
 ** db_columns.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/db_columns.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_DbColumns
   require_relative 'se'                                # se.rb
   require_relative 'db_sqltxt'                         # db_sqltxt.rb
@@ -4593,7 +4593,7 @@ __END__
 ** db_indexes.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/db_indexes.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_DbIndex
   class Index                                           # create documents Indexes def initialize(opt,conn='',sql_type)
     def initialize(opt,conn,file,sql_type)
@@ -4689,7 +4689,7 @@ __END__
 * db_tests.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/db_tests.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_DbTests
   class Test
     def initialize(info,opt)
@@ -4754,7 +4754,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -4806,4 +4807,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/digests.org b/org/digests.org
index 86846f9e..dcc16efb 100644
--- a/org/digests.org
+++ b/org/digests.org
@@ -19,7 +19,7 @@
 * digests.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/digests.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_DigestView
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
   require_relative 'prog_text_translation'              # prog_text_translation.rb
@@ -276,7 +276,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -328,4 +329,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/env.org b/org/env.org
index e8204b18..2809c484 100644
--- a/org/env.org
+++ b/org/env.org
@@ -878,7 +878,7 @@ __END__
 ** se_envcall.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_envcall.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Env_Call
   begin
     require 'singleton'
@@ -1154,7 +1154,7 @@ __END__
 ** se_filemap.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_filemap.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_File_Map
   require_relative 'constants'                             # constants.rb
   require_relative 'utils'                                 # utils.rb
@@ -1351,7 +1351,7 @@ __END__
 ** se_file_op.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_file_op.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Info_File
   require_relative 'utils'                                 # utils.rb
   require_relative 'se_info_env'                           # se_info_env.rb
@@ -4118,7 +4118,7 @@ __END__
 ** se_get_init.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_get_init.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Get_Init
   require_relative 'constants'                             # constants.rb
   require_relative 'utils'                                 # utils.rb
@@ -4306,7 +4306,7 @@ __END__
 ** se_hub_particulars.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_hub_particulars.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Particulars
   begin
     require 'singleton'
@@ -4490,7 +4490,7 @@ consider running as separate objects
 ** se_info_env.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_info_env.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Info_Env
   @@current_document=Dir.pwd #nil #''
   require_relative 'se_envcall'                            # se_envcall.rb
@@ -6619,7 +6619,7 @@ __END__
 ** se_info_port.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_info_port.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Info_Port
   require_relative 'constants'                             # constants.rb
   require_relative 'utils'                                 # utils.rb
@@ -6639,7 +6639,7 @@ __END__
 ** se_info_system.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_info_system.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Info_Sys_Gen
   require_relative 'constants'                             # constants.rb
   require_relative 'utils'                                 # utils.rb
@@ -6791,7 +6791,7 @@ __END__
 ** se_load.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_load.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Load
   require_relative 'constants'                             # constants.rb
   require_relative 'utils'                                 # utils.rb
@@ -6849,7 +6849,7 @@ __END__
 ** se_processing.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_processing.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Processing_Settings
   require_relative 'constants'                             # constants.rb
   require_relative 'utils'                                 # utils.rb
@@ -7458,7 +7458,7 @@ __END__
 ** se_programs.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_programs.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Sys_Call
   begin
     require 'singleton'
@@ -7802,7 +7802,7 @@ __END__
 ** se_remotes.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_remotes.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Info_Remote_Host
   require_relative 'constants'                             # constants.rb
   require_relative 'utils'                                 # utils.rb
@@ -8305,7 +8305,7 @@ __END__
 ** se_standardise_lang.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_standardise_lang.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Standardise_Lang
   @@lang_info=nil
   class StandardiseLanguage
@@ -8431,7 +8431,7 @@ __END__
 ** se_version.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/se_version.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Info_Version
   require_relative 'constants'                             # constants.rb
   require_relative 'utils'                                 # utils.rb
@@ -8559,7 +8559,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -8611,4 +8612,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/harvest.org b/org/harvest.org
index fd528bae..09d0fb6c 100644
--- a/org/harvest.org
+++ b/org/harvest.org
@@ -20,7 +20,7 @@
 ** html_harvest.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_harvest.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Harvest
   @@the_idx_topics,@@the_idx_authors={},{}
   class Source
@@ -79,7 +79,7 @@ end
 *** html_harvest_topics.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_harvest_topics.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_HarvestTopics
   require_relative 'html_harvest_author_format'          # html_harvest_author_format.rb
   require_relative 'html_parts'                          # html_parts.rb
@@ -922,7 +922,7 @@ terms -|_  t{tl1} -|_ {fa}[fa]{filenames and other details}
 *** html_harvest_authors.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_harvest_authors.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_HarvestAuthors
   require_relative 'html_harvest_author_format'          # html_harvest_author_format.rb
   require_relative 'html_parts'                          # html_parts.rb
@@ -1338,7 +1338,7 @@ __END__
 *** html_harvest_author_format.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_harvest_author_format.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_FormatAuthor
   class Author
     def initialize(author_param)
@@ -1400,7 +1400,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -1452,4 +1453,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/html.org b/org/html.org
index f83b6ccd..22e6d6f6 100644
--- a/org/html.org
+++ b/org/html.org
@@ -21,7 +21,7 @@
 *** html.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_HTML
   begin
     require 'pstore'
@@ -746,7 +746,7 @@ __END__
 *** html_parts.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_parts.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Parts_HTML
   require_relative 'generic_parts'                       # generic_parts.rb
   include SiSU_Parts_Generic
@@ -1133,7 +1133,7 @@ __END__
 *** html_tune.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_tune.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 require_relative 'dp'                                   # dp.rb
 module SiSU_HTML_Tune
   require_relative 'se'                                 # se.rb
@@ -1384,7 +1384,7 @@ __END__
 *** html_scroll.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_scroll.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_HTML_Scroll
   require_relative 'html_shared'                        # html_shared.rb
   require_relative 'html'                               # html.rb
@@ -1569,7 +1569,7 @@ __END__
 *** html_segments.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_segments.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_HTML_Seg
   require_relative 'html_shared'                        # html_shared.rb
   require_relative 'html'                               # html.rb
@@ -2235,7 +2235,7 @@ __END__
 *** html_format.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_format.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_HTML_Format
   require_relative 'html_parts'                         # html_parts.rb
   class ParagraphNumber
@@ -3534,7 +3534,7 @@ __END__
 *** html_shared.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_shared.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_HTML_Shared
   require_relative 'html_table'                         # html_table.rb
   class TableHTML < SiSU_HTML_Table::TableHTML
@@ -3546,7 +3546,7 @@ __END__
 *** html_lite_shared.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_lite_shared.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_FormatShared
   require_relative 'html_parts'                         # html_parts.rb
   class CSS_Format
@@ -3819,7 +3819,7 @@ __END__
 *** html_table.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_table.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_HTML_Table
   require_relative 'xhtml_table'                         # xhtml_table.rb
   require_relative 'html_parts'                          # html_parts.rb
@@ -3836,7 +3836,7 @@ __END__
 *** html_minitoc.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_minitoc.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_HTML_MiniToc
   require_relative 'html_tune'                        # html_tune.rb
     include SiSU_HTML_Tune
@@ -4016,7 +4016,7 @@ __END__
 *** html_concordance.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_concordance.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Concordance
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -4357,7 +4357,7 @@ __END__
 *** html_manifest.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_manifest.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Manifest
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -5339,7 +5339,7 @@ __END__
 *** html_persist.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_persist.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_HTML_Persist
   class Persist
     @@persist=nil
@@ -5526,7 +5526,7 @@ __END__
 *** html_promo.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/html_promo.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_HTML_Promo
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -5917,7 +5917,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -5969,4 +5970,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/hub.org b/org/hub.org
index 4e2cbe7d..2852840f 100644
--- a/org/hub.org
+++ b/org/hub.org
@@ -20,7 +20,7 @@
 ** hub.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/hub.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU
   require_relative 'constants'                         # constants.rb
   require_relative 'se'                                # se.rb
@@ -248,7 +248,7 @@ __END__
 ** hub_options.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/hub_options.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Commandline
   begin
     require 'pathname'
@@ -1900,7 +1900,7 @@ passing @opt as well is duplication check for fns & fnb
 ** hub_actions.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/hub_actions.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Hub_Actions
   class HubActions
     require_relative 'utils_composite'                    # utils_composite.rb
@@ -2988,7 +2988,7 @@ __END__
 ** hub_loop_markup_files.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/hub_loop_markup_files.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Hub_Loops
   require_relative 'constants'                         # constants.rb
   require_relative 'se'                                # se.rb
@@ -3109,7 +3109,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -3161,4 +3162,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/i18n.org b/org/i18n.org
index 99763f30..3c9d76e6 100644
--- a/org/i18n.org
+++ b/org/i18n.org
@@ -20,7 +20,7 @@
 ** i18n.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/i18n.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_i18n
   @@language_table,@@language_list=nil,nil
   class Languages
@@ -303,7 +303,7 @@ __END__
 * prog_text_translation.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/prog_text_translation.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Translate
   require_relative 'se'                                 # se.rb
     include SiSU_Env; include SiSU_Param
@@ -1949,7 +1949,8 @@ end
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -2001,6 +2002,7 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
 * NOTES
 ** language list po4a
diff --git a/org/json.org b/org/json.org
index 0399c7fa..91b54271 100644
--- a/org/json.org
+++ b/org/json.org
@@ -19,7 +19,7 @@
 * json.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/json.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_JSON
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -386,7 +386,7 @@ __END__
 * json_parts.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/json_parts.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Parts_JSON
   require_relative 'generic_parts'                       # generic_parts.rb
   include SiSU_Parts_Generic
@@ -426,7 +426,7 @@ __END__
 * json_shared.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/json_shared.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_JSONutils
   require_relative 'generic_parts'                      # generic_parts.rb
   class Clean
@@ -1059,7 +1059,7 @@ __END__
 * json_format.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/json_format.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_JSON_Format
   require_relative 'dp'                                 # dp.rb
   require_relative 'json_parts'                         # json_parts.rb
@@ -1489,7 +1489,7 @@ __END__
 * json_persist.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/json_persist.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_JSON_Persist
   class Persist
     @@persist=nil
@@ -1566,7 +1566,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -1618,4 +1619,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/manpage.org b/org/manpage.org
index 77379430..4266eb77 100644
--- a/org/manpage.org
+++ b/org/manpage.org
@@ -19,7 +19,7 @@
 * manpage.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/manpage.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Manpage
   require_relative 'ao'                                 # ao.rb
   require_relative 'se'                                 # se.rb
@@ -346,7 +346,7 @@ __END__
 * manpage_format.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/manpage_format.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_ManpageFormat
   require_relative 'dp'                                 # dp.rb
     include SiSU_Param
@@ -382,7 +382,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -434,4 +435,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/misc.org b/org/misc.org
index 648d81dd..7f10e1c3 100644
--- a/org/misc.org
+++ b/org/misc.org
@@ -20,7 +20,7 @@
 ** air.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/air.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Air
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
   class Source
@@ -50,7 +50,7 @@ __END__
 ** embedded.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/embedded.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Embedded
   require_relative 'dp'                                 # dp.rb
     include SiSU_Param
@@ -149,7 +149,7 @@ __END__
 ** errors.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/errors.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Errors
   require_relative 'se'                                 # se.rb
     include SiSU_Env; include SiSU_Screen
@@ -183,7 +183,7 @@ __END__
 ** git.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/git.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Git
   require_relative 'dp'                                 # dp.rb
   require_relative 'se'                                 # se.rb
@@ -410,7 +410,7 @@ __END__
 ** qrcode.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/qrcode.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_QRcode
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -1114,7 +1114,7 @@ __END__
 ** relaxng.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/relaxng.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Relaxng
   require_relative 'se'                                 # se.rb
   class RelaxNG
@@ -2217,7 +2217,7 @@ needs updating
 ** remote.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/remote.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Remote
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -2413,7 +2413,7 @@ __END__
 ** rexml.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/rexml.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Rexml
   # load XML file for REXML parsing
   begin
@@ -2511,7 +2511,7 @@ end
 ** sitemaps.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/sitemaps.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Sitemaps
   require_relative 'dp'                                 # dp.rb
     include SiSU_Param
@@ -2685,7 +2685,7 @@ __END__
 ** termsheet.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/termsheet.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 require_relative 'se'                                   # se.rb
 require_relative 'dp'                                   # dp.rb
   include SiSU_Param
@@ -2798,7 +2798,7 @@ the term sheet calls the standard form or template that is to be run against it.
 ** update.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/update.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_UpdateControlFlag
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -2889,7 +2889,7 @@ __END__
 ** urls.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/urls.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Urls
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -3548,7 +3548,7 @@ __END__
 ** webrick.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/webrick.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Webserv
   class WebrickStart
     begin
@@ -3688,7 +3688,7 @@ __END__
 ** wikispeak.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/wikispeak.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Wikispeak
   require_relative 'ao'                                 # ao.rb
   require_relative 'se'                                 # se.rb
@@ -4012,7 +4012,7 @@ __END__
 ** zap.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/zap.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Zap
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -4053,7 +4053,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -4105,4 +4106,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/object_munge.org b/org/object_munge.org
index 2e8970d3..de4ee999 100644
--- a/org/object_munge.org
+++ b/org/object_munge.org
@@ -19,7 +19,7 @@
 * object_munge.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/object_munge.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Object_Munge
   def i_src_o_strip_markup(txtobj)
     txtobj=txtobj.
@@ -277,7 +277,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -329,4 +330,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/param.org b/org/param.org
index 2f17b338..147fc8e6 100644
--- a/org/param.org
+++ b/org/param.org
@@ -19,7 +19,7 @@
 * dp.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/dp.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Param
   begin
     require 'uri'
@@ -1582,7 +1582,7 @@ __END__
 * dp_make.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/dp_make.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Param_Make
   class MdMake
     def initialize(str,opt,env)
@@ -2199,7 +2199,7 @@ __END__
 * dp_identify_markup.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/dp_identify_markup.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_MarkupType
   class MarkupIdentify
     @@version={}
@@ -2309,7 +2309,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -2361,4 +2362,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/shared.org b/org/shared.org
index 913fa490..ff88f99c 100644
--- a/org/shared.org
+++ b/org/shared.org
@@ -20,7 +20,7 @@
 ** shared_sem.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/shared_sem.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Sem
   require_relative 'dp'                                 # dp.rb
   class Tags
@@ -126,7 +126,7 @@ __END__
 ** shared_images.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/shared_images.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Images
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
   class Source
@@ -213,7 +213,7 @@ __END__
 ** shared_markup_alt.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/shared_markup_alt.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_TextRepresentation
   class Alter
     def initialize(x)
@@ -499,7 +499,7 @@ __END__
 ** shared_metadata.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/shared_metadata.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Metadata
   require_relative 'xml_parts'                          # xml_parts.rb
   require_relative 'xml_shared'                         # xml_shared.rb
@@ -1822,7 +1822,7 @@ __END__
 ** constants.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/constants.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 YEAR='2021'
 Sfx={
   txt:                       '.txt',
@@ -2161,7 +2161,7 @@ Iu ⌠  8992   Il ⌡ <7 ⌈  8968   >7 ⌉  8969   7< ⌊  8970   7> ⌋  8971
 ** generic_parts.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/generic_parts.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Parts_Generic
   def the_url
     def urify(uri)
@@ -2243,7 +2243,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -2295,4 +2296,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/sisu.org b/org/sisu.org
index 1a49da87..01678612 100644
--- a/org/sisu.org
+++ b/org/sisu.org
@@ -29,7 +29,7 @@
 * sisu.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_libs
   require_relative 'sisu/hub'                               # sisu/hub.rb
   require_relative 'sisu/se'                                # sisu/se.rb
@@ -74,7 +74,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -126,4 +127,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/sisu_build.org b/org/sisu_build.org
index 70bfc4af..8b56c1d2 100644
--- a/org/sisu_build.org
+++ b/org/sisu_build.org
@@ -1027,7 +1027,7 @@ __END__
 * sisu thor lib
 
 #+BEGIN_SRC ruby :tangle ../lib/sisu/sisu_thor_lib.rb
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Po4a_Actions
   require_relative 'utils_response'                   # utils_response.rb
   include SiSU_Response
@@ -5808,7 +5808,6 @@ Configure substitution in _sisu/sisu_document_make
 *** sisu markup                                                        :sisu:
 
 **** markup                                                          :markup:
-
 ***** sisu document parts
   - header
     - metadata
@@ -5954,7 +5953,8 @@ Configure substitution in _sisu/sisu_document_make
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -6006,4 +6006,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/src.org b/org/src.org
index d8199f3e..b88f8285 100644
--- a/org/src.org
+++ b/org/src.org
@@ -19,7 +19,7 @@
 * src_sisupod_make.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/src_sisupod_make.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Doc
   require_relative 'src_shared'                         # scr_shared.rb
     include SiSU_Source
@@ -140,7 +140,7 @@ SiSU.ssm
 * src_sisupod_sstm.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/src_sisupod_sstm.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Markup
   require_relative 'src_shared'                         # src_shared.rb
     include SiSU_Source
@@ -199,7 +199,7 @@ __END__
 * src_kdissert_share.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/src_kdissert_share.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_KdiSource
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -251,7 +251,7 @@ __END__
 * src_po4a_share.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/src_po4a_share.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Languages_Selected
   require_relative 'utils_response'                   # utils_response.rb
   def language
@@ -509,7 +509,7 @@ translate.google.com
 * src_po4a_shelf.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/src_po4a_shelf.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Po4a
   require_relative 'ao'                                 # ao.rb
   require_relative 'se'                                 # se.rb
@@ -1676,7 +1676,7 @@ translate.google.com
 * src_po4a_shelf_set.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/src_po4a_shelf_set.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Po4aUtils
   class Wrap
     def initialize(md,orig='',trans='',is_desc='',n_char_max=76,n_indent=0,n_hang=nil)
@@ -1923,7 +1923,7 @@ __END__
 * src_po4a_sst_ao_sst.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/src_po4a_sst_ao_sst.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_SStm_AO_SStm
   require_relative 'ao'                                 # ao.rb
   require_relative 'se'                                 # se.rb
@@ -2766,7 +2766,7 @@ translate.google.com
 * src_po4a_sst_ao_sst_set.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/src_po4a_sst_ao_sst_set.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Po4aUtils
   class Wrap
     def initialize(md,orig='',trans='',n_char_max=76,n_indent=0,n_hang=nil)
@@ -3000,7 +3000,7 @@ __END__
 * src_po4a_sstm.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/src_po4a_sstm.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Markup
   require_relative 'src_shared'                         # src_shared.rb
     include SiSU_Source
@@ -3085,7 +3085,7 @@ __END__
 * src_shared.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/src_shared.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Source
   include SiSU_Env
   class SiSUpodSource
@@ -3383,7 +3383,8 @@ SiSU.ssm
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -3435,4 +3436,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/sst.org b/org/sst.org
index 684bbd9c..4ac5cbf6 100644
--- a/org/sst.org
+++ b/org/sst.org
@@ -19,7 +19,7 @@
 * sst_from_xml.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/sst_from_xml.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_sstFromXML
   require_relative 'se'                                 # se.rb
   class Convert
@@ -147,7 +147,7 @@ __END__
 * sst_to_s_xml_sax.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/sst_to_s_xml_sax.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_SimpleXML_ModelSax
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -568,7 +568,7 @@ __END__
 * sst_identify_markup.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/sst_identify_markup.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Markup
   class MarkupInform
     attr_accessor :version
@@ -998,7 +998,7 @@ end
 * sst_do_inline_footnotes.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/sst_do_inline_footnotes.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_ConvertFootnotes
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -1387,7 +1387,7 @@ ao_array=@particulars.ao_array # ao file drawn here
 * sst_convert_markup.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/sst_convert_markup.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Modify
   require_relative 'sst_identify_markup'                # sst_identify_markup.rb
   require_relative 'sst_from_xml'                       # sst_from_xml.rb
@@ -1659,7 +1659,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -1711,4 +1712,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/texinfo.org b/org/texinfo.org
index 88bc62fa..93a63f68 100644
--- a/org/texinfo.org
+++ b/org/texinfo.org
@@ -20,7 +20,7 @@
 * texinfo.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/texinfo.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_TexInfo
   require_relative 'html'                               # html.rb
   require_relative 'dp'                                 # dp.rb
@@ -400,7 +400,7 @@ __END__
 * texinfo_format.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/texinfo_format.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_TexInfoFormat
   @@table_pg_break_counter=1
   require_relative 'dp'                                 # dp.rb
@@ -892,7 +892,8 @@ watch title, might need full_title
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -944,4 +945,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/texpdf.org b/org/texpdf.org
index b52e1183..4b412e7d 100644
--- a/org/texpdf.org
+++ b/org/texpdf.org
@@ -20,7 +20,7 @@
 ** texpdf.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/texpdf.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_TeX
   begin
     require 'pstore'
@@ -1132,7 +1132,7 @@ __END__
 ** texpdf_parts.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/texpdf_parts.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Parts_TeXpdf
   require_relative 'generic_parts'                       # generic_parts.rb
   include SiSU_Parts_Generic
@@ -1317,7 +1317,7 @@ __END__
 ** texpdf_format.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/texpdf_format.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_TeX_Pdf
   require_relative 'texpdf_parts'                        # texpdf_parts.rb
   @@table_pg_break_counter=1
@@ -2915,7 +2915,8 @@ texlive-xetex
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -2967,4 +2968,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/txt.org b/org/txt.org
index 03fb8853..f6c6cc62 100644
--- a/org/txt.org
+++ b/org/txt.org
@@ -21,7 +21,7 @@
 *** txt_asciidoc.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_asciidoc.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Txt_AsciiDoc
   require_relative 'ao'                                 # ao.rb
   require_relative 'se'                                 # se.rb
@@ -325,7 +325,7 @@ __END__
 *** txt_asciidoc_decorate.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_asciidoc_decorate.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Decorate_Txt_AsciiDoc
   def decorate
     def heading
@@ -482,7 +482,7 @@ __END__
 *** txt_markdown.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_markdown.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Txt_Markdown
   require_relative 'ao'                                 # ao.rb
   require_relative 'se'                                 # se.rb
@@ -821,7 +821,7 @@ __END__
 *** txt_markdown_decorate.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_markdown_decorate.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Decorate_Txt_Markdown
   def decorate
     def heading
@@ -978,7 +978,7 @@ __END__
 *** txt_orgmode.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_orgmode.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Txt_OrgMode
   require_relative 'ao'                                 # ao.rb
   require_relative 'se'                                 # se.rb
@@ -1320,7 +1320,7 @@ __END__
 *** txt_orgmode_decorate.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_orgmode_decorate.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Decorate_Txt_OrgMode
   def decorate
     def heading
@@ -1456,7 +1456,7 @@ __END__
 *** txt_plain.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_plain.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Txt_Plain
   require_relative 'ao'                                 # ao.rb
   require_relative 'se'                                 # se.rb
@@ -1816,7 +1816,7 @@ __END__
 *** txt_plain_decorate.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_plain_decorate.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Decorate_Txt_Plain
   def decorate
     def heading_underscore
@@ -1955,7 +1955,7 @@ __END__
 *** txt_rst.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_rst.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Txt_rST
   require_relative 'ao'                                 # ao.rb
   require_relative 'se'                                 # se.rb
@@ -2276,7 +2276,7 @@ __END__
 *** txt_rst_decorate.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_rst_decorate.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Decorate_Txt_rST
   def decorate
     def heading
@@ -2412,7 +2412,7 @@ __END__
 *** txt_textile.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_textile.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Txt_Textile
   require_relative 'ao'                                 # ao.rb
   require_relative 'se'                                 # se.rb
@@ -2729,7 +2729,7 @@ __END__
 *** txt_textile_decorate.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_textile_decorate.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Decorate_Txt_Textile
   def decorate
     def heading
@@ -2864,7 +2864,7 @@ __END__
 * txt_output.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_output.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module Txt_Output
   class Output
     include SiSU_Param
@@ -2900,7 +2900,7 @@ __END__
 * txt_read.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_read.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Txt_Read
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -2959,7 +2959,7 @@ __END__
 * txt_shared.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/txt_shared.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_TextUtils
   require_relative 'generic_parts'                      # generic_parts.rb
   class Wrap
@@ -3151,7 +3151,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -3203,4 +3204,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/utils.org b/org/utils.org
index dc8db4c6..7f7d531a 100644
--- a/org/utils.org
+++ b/org/utils.org
@@ -20,7 +20,7 @@
 ** utils.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/utils.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Utils
   class CodeMarker
     def initialize(line,file,color=:red)
@@ -202,7 +202,7 @@ puts ANSI_C[:red] + __LINE__.to_s + ANSI_C[:off] + ' ' + __FILE__.gsub(/([^\/]+$
 ** utils_spell.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/utils_spell.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_SpellUtility
   class Spell
     def initialize(input,filesrc,flg)
@@ -251,7 +251,7 @@ __END__
 ** utils_response.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/utils_response.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Response
   def available_selections_
     %{'yes', 'no', 'quit' or 'exit'; [ynqx]}
@@ -315,7 +315,7 @@ __END__
 ** utils_composite.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/utils_composite.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Composite_Doc_Utils
   def inserts_array(loadfilename)
     IO.readlines(loadfilename,'')
@@ -380,7 +380,7 @@ __END__
 ** utils_screen_text_color.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/utils_screen_text_color.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Screen
   class Color
     attr_accessor :off,:marker,:bold,:underline,:invert,:darkgrey_hi,:grey_hi,:pink_hi,:fuchsia_hi,:red_hi,:orange_hi,:yellow_hi,:brown_hi,:lightgreen_hi,:green_hi,:cyan_hi,:blue_hi,:navy_hi,:white,:white_bold,:grey,:pink,:fuchsia,:ruby,:red,:orange,:yellow,:brown,:green,:darkgreen,:cyan,:blue,:navy,:black
@@ -803,7 +803,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -855,4 +856,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/xhtml.org b/org/xhtml.org
index de94d216..8b338ba4 100644
--- a/org/xhtml.org
+++ b/org/xhtml.org
@@ -19,7 +19,7 @@
 * xhtml.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xhtml.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XHTML
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -441,7 +441,7 @@ tidy -xml scroll.xhtml >> index.tidy
 ** xhtml_epub2.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xhtml_epub2.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XHTML_EPUB2
   begin
     require 'pstore'
@@ -1281,7 +1281,7 @@ __END__
 ** xhtml_epub2_concordance.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xhtml_epub2_concordance.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XHTML_EPUB2_Concordance
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -1553,7 +1553,7 @@ __END__
 ** xhtml_epub2_format.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xhtml_epub2_format.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XHTML_EPUB2_Format
   class ParagraphNumber
     def initialize(md,ocn)
@@ -3775,7 +3775,7 @@ __END__
 ** xhtml_epub2_persist.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xhtml_epub2_persist.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XHTML_EPUB2_Persist
   class Persist
     @@persist=nil
@@ -4003,7 +4003,7 @@ __END__
 ** xhtml_epub2_segments.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xhtml_epub2_segments.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XHTML_EPUB2_Seg
   require_relative 'xhtml_shared'                       # xhtml_shared.rb
   require_relative 'xhtml_epub2'                        # xhtml_epub2.rb
@@ -4552,7 +4552,7 @@ __END__
 ** xhtml_epub2_tune.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xhtml_epub2_tune.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 require_relative 'dp'                                   # dp.rb
 module SiSU_XHTML_EPUB2_Tune
   require_relative 'se'                                 # se.rb
@@ -4833,7 +4833,7 @@ __END__
 ** xhtml_parts.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xhtml_parts.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Parts_XHTML
   require_relative 'generic_parts'                       # generic_parts.rb
   include SiSU_Parts_Generic
@@ -4966,7 +4966,7 @@ __END__
 ** xhtml_shared.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xhtml_shared.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XHTML_Shared
   require_relative 'xhtml_table'                        # xhtml_table.rb
   class TableXHTML < SiSU_XHTML_Table::TableXHTML
@@ -4978,7 +4978,7 @@ __END__
 ** xhtml_table.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xhtml_table.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XHTML_Table
   require_relative 'xhtml_parts'                         # xhtml_parts.rb
   class TableXHTML
@@ -5026,7 +5026,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -5078,4 +5079,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
diff --git a/org/xml.org b/org/xml.org
index e010abb1..7253fbbd 100644
--- a/org/xml.org
+++ b/org/xml.org
@@ -20,7 +20,7 @@
 ** xml_sax.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_sax.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_SAX
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -491,7 +491,7 @@ __END__
 ** xml_dom.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_dom.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_DOM
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -1068,7 +1068,7 @@ __END__
 ** xml_shared.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_shared.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_Munge
   require_relative 'xml_parts'                          # xml_parts.rb
   class Trans
@@ -1679,7 +1679,7 @@ __END__
 ** xml_tables.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_tables.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Tables
   class Table #_xml
     @@tablehead=0
@@ -1890,7 +1890,7 @@ __END__
 ** xml_format.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_format.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_Format
   require_relative 'dp'                                 # dp.rb
   require_relative 'xml_parts'                          # xml_parts.rb
@@ -2705,7 +2705,7 @@ __END__
 ** xml_md_oai_pmh_dc.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_md_oai_pmh_dc.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_Metadata
   require_relative 'se'                                 # se.rb
     include SiSU_Env
@@ -2884,7 +2884,7 @@ see also http://dublincore.org/documents/dcmes-xml/
 ** xml_parts.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_parts.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_Parts_XML
   require_relative 'generic_parts'                       # generic_parts.rb
   include SiSU_Parts_Generic
@@ -3025,7 +3025,7 @@ __END__
 ** xml_persist.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_persist.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_Persist
   class Persist
     @@persist=nil
@@ -3101,7 +3101,7 @@ __END__
 ** xml_scaffold_structure_collapsed.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_scaffold_structure_collapsed.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_Scaffold_Structure_Collapse
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -3249,7 +3249,7 @@ __END__
 ** xml_scaffold_structure_sisu.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_scaffold_structure_sisu.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_Scaffold_Structure_Sisu
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -3401,7 +3401,7 @@ __END__
 ** xml_odf_odt.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_odf_odt.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_ODF_ODT
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -4239,7 +4239,7 @@ __END__
 ** xml_odf_odt_format.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_odf_odt_format.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_ODF_ODT_Format
   require_relative 'dp'                                 # dp.rb
     include SiSU_Param
@@ -4863,7 +4863,7 @@ __END__
 * docbook5rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_docbook5.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_Docbook_Book
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -5189,7 +5189,7 @@ __END__
 * fictionbook2.rb
 
 #+BEGIN_SRC ruby  :tangle "../lib/sisu/xml_fictionbook2.rb"
-# <<sisu_document_header>>
+<<sisu_document_header>>
 module SiSU_XML_Fictionbook
   require_relative 'se_hub_particulars'                 # se_hub_particulars.rb
     include SiSU_Particulars
@@ -5529,7 +5529,8 @@ __END__
 
 #+NAME: sisu_document_header
 #+BEGIN_SRC text
-encoding: utf-8
+#encoding: utf-8
+=begin
 - Name: SiSU
 
   - Description: documents, structuring, processing, publishing, search
@@ -5581,4 +5582,5 @@ encoding: utf-8
     <https://git.sisudoc.org/projects/>
     <https://git.sisudoc.org/projects/?p=software/sisu.git;a=summary>
     <https://git.sisudoc.org/projects/?p=markup/sisu-markup-samples.git;a=summary>
+=end
 #+END_SRC
-- 
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