anchor.diff:  % used for increasing the indention of a .normal paragraph that follows a
   % single line paragrpah that starts the file and contians an eagle
   \newenvironment{RtIndentForEagle}
  -  {
  +  {%
       \par
       \setlength{\parindent}{22pt}
     }
  -  {
  +  {%
       \par
     }
   
   % environment to render .normal
   \newenvironment{RtNormal}
  -  {
  -    \par
  -  }
  -  {
  +  {%
  +    \par
  +  }
  +  {%
       % Force a minimum length for the last line in a paragraph by limiting parfillskip
       % to a range of 0pt to 260pt. We use `260pt _minus_ 260pt` since the shrink limit is a hard limit
       % versus the stretch limit of `0pt _plus_ 260pt` which can be exceeded.
  
positive.code:     \nopagebreak
      \setlength{\parskip}{0pt plus 0pt minus 0pt}
    }
    {
      \par
    }
  
  % environment to render song paragraphs.
  \newenvironment{RtSongBreak}
    {
      \par
      \leftskip=60.225pt
      \rightskip=30.112pt
  
negative.code: % for custom headers and footers
  \usepackage{fancyhdr}
  \setlength{\headheight}{14pt}
  \newcommand{\RtDoubleHRule}{%
    \begin{minipage}{\textwidth}
      \hrule width \hsize height 0.19pt
      \kern 1.6pt
      \hrule width \hsize height 0.19pt
    \end{minipage}
  }
  \newcommand{\RtFooterContent}{%
    <% if @include_meta_info %>
      \fancyfoot[L]{\textscale{0.73}{<%= @date_code %>}} % outside
      \fancyfoot[C]{\textscale{0.73}{<%= @footer_title %>}} % center
  