code: public MarkdownDocStream indent(int newindent) {
      if(newindent < indent) {
        newline = newline == Newline.BREAK ? Newline.NEWLINE : Newline.PAR;
      }
      indent = newindent;
      return this;
    }
docs: Set the indent depth.
  
  @param newindent Indent depth
  @return {@code this}