def textilize(input)
      site = @context.registers[:site]
      converter = if site.respond_to?(:find_converter_instance)
        site.find_converter_instance(Jekyll::Converters::Textile)
      else
        site.getConverterImpl(Jekyll::Converters::Textile)
      end
      converter.convert(input)
    end
def textilize(input)
      site = @context.registers[:site]
      converter = if site.respond_to?(:find_converter_instance)
        site.find_converter_instance(Jekyll::Converters::Textile)
      else
        site.getConverterImpl(Jekyll::Converters::Textile)
      end
      converter.convert(input)
    end
Convert a Textile string into HTML output.

 input - The Textile String to convert.

 Returns the HTML formatted String.