_explication: display champ.description instead of champ.value

app/helpers/champ_helper.rb

@@ -2,4 +2,10 @@ module ChampHelper
   def is_not_header_nor_explication?(champ)
     !['header_section', 'explication'].include?(champ.type_champ)
   end
+
+  def html_formatted_description(description)
+    html_formatted = simple_format(description)
+    with_links = html_formatted.gsub(URI.regexp, '<a target="_blank" href="\0">\0</a>')
+    sanitize(with_links, attributes: %w(href target))
+  end
 end