anchor.diff:  file_pattern :pt_files, '**/*.md'
   file_pattern :repositext_files, '**/*.{at,json,md,txt}'
   file_pattern :txt_files, '**/*.txt'
  +file_pattern :validation_report_file, 'validation_report.txt'
   file_pattern :xml_files, '**/*.xml'
   
   # Kramdown Parsers
   # ----------------
   
  -# Provide a name and a Parser's class name as string
  +# Provide a name and a Parser's class name as string.
   
   kramdown_parser :folio_xml, 'Kramdown::Parser::Folio'
   kramdown_parser :idml,      'Kramdown::Parser::Idml'
  
positive.code: # Base directories
  # ----------------
  
  # Provide a name and a base directory for each file set.
  # Append '_dir' to the name so that it can be resolved unambiguously.
  # It is recommended to expand paths relative to the location of this Rtfile
  # so that they work independently of the user's current working directory.
  # (Rather than using the current working directory).
  
  base_dir :import_folio_xml_dir, File.expand_path("initial_folio_import/folio/", File.dirname(__FILE__))
  base_dir :import_idml_dir, File.expand_path("initial_idml_import/idml/", File.dirname(__FILE__))
  
negative.code: 
  kramdown_converter_method :to_at,         :to_kramdown
  kramdown_converter_method :to_icml,       :to_icml
  kramdown_converter_method :to_idml_story, :to_idml_story
  kramdown_converter_method :to_plain_text, :to_plain_text
  