in _plugins/jekyll_relative_links.rb [94:103]
def replace_relative_links!(document)
return document if document.content.nil?
document.content = replace_relative_links_in_content(document.content, document.relative_path)
replace_relative_links_excerpt!(document)
rescue ArgumentError => e
raise e unless e.to_s.start_with?("invalid byte sequence in UTF-8")
end