diff --git a/articles/layouts/layout.tex.erb b/articles/layouts/layout.tex.erb
deleted file mode 100644
index a5a8c44..0000000
--- a/articles/layouts/layout.tex.erb
+++ /dev/null
@@ -1,350 +0,0 @@
-\documentclass[<%= @documentclassoption %>]{<%= @documentclass %>}
-<%- if @texcompiler == "uplatex" -%>
-\usepackage[deluxe,uplatex]{otf}
-<%- else -%>
-\usepackage[deluxe]{otf}
-<%- end -%>
-\usepackage[dvipdfmx]{xcolor}
-\usepackage[dvipdfmx]{graphicx}
-\usepackage{framed}
-\usepackage{wrapfig}
-\definecolor{shadecolor}{gray}{0.9}
-\definecolor{shadecolorb}{gray}{0.1}
-\definecolor{reviewgreen}{rgb}{0,0.4,0}
-\definecolor{reviewblue}{rgb}{0.2,0.2,0.4}
-\definecolor{reviewred}{rgb}{0.7,0,0}
-\definecolor{reviewdarkred}{rgb}{0.3,0,0}
-\usepackage{lmodern}
-\usepackage[T1]{fontenc}
-\usepackage{textcomp}
-\usepackage[utf8]{inputenc}
-\usepackage{ascmac}
-\usepackage{float}
-\usepackage{alltt}
-\usepackage{amsmath}
-
-%% if you use @<u>{} (underline), use jumoline.sty
-%%\usepackage{jumoline}
-
-\newenvironment{shadedb}{%
-  \def\FrameCommand{\fboxsep=\FrameSep \colorbox{shadecolorb}}%
-  \MakeFramed {\FrameRestore}}%
- {\endMakeFramed}
-
-<%- unless ["utbook", "tbook"].include?(@documentclass)  -%>
-%\usepackage[top=10zw,bottom=12zw,left=10zw,right=10zw]{geometry}
-%\usepackage[top=5zw,bottom=5zw,left=1zw,right=1zw]{geometry}
-<%- end -%>
-
-\newcommand{\parasep}{\vspace*{3zh}}
-\setlength{\footskip}{30pt}
-
-<%- if @texcompiler == "uplatex" -%>
-\usepackage[dvipdfmx,bookmarks=true,bookmarksnumbered=true,colorlinks=true,%
-            pdftitle={<%= @config.name_of("booktitle") %>},%
-            pdfauthor={<%= @config.names_of("aut").join(I18n.t("names_splitter")) %>}]{hyperref}
-% uplatexでのBookmarkの文字化け対策（日本語向け）
-\usepackage[dvipdfmx]{pxjahyper}
-<%- else -%>
-%% Bookmarkの文字化け対策（日本語向け）
-\ifnum 46273=\euc"B4C1 % 46273 == 0xB4C1 == 漢(EUC-JP)
-  \usepackage{atbegshi}%
-  \AtBeginShipoutFirst{\special{pdf:tounicode EUC-UCS2}}%
-  %%\AtBeginDvi{\special{pdf:tounicode EUC-UCS2}}%
-\else
-  \usepackage{atbegshi}%
-  \AtBeginShipoutFirst{\special{pdf:tounicode 90ms-RKSJ-UCS2}}%
-  %%\AtBeginDvi{\special{pdf:tounicode 90ms-RKSJ-UCS2}}%
-\fi
-
-\usepackage[dvipdfm,bookmarks=true,bookmarksnumbered=true,colorlinks=true,%
-     pdftitle={<%= @config.name_of("booktitle") %>},%
-     pdfauthor={<%= @config.names_of("aut").join(I18n.t("names_splitter")) %>}]{hyperref}
-<%- end -%>
-
-<%- if ["utbook", "tbook"].include?(@documentclass)  -%>
-\newcommand{\headfont}{\gtfamily\sffamily\bfseries}
-\usepackage{plext}
-<%- end -%>
-
-<%- if config["highlight"] && config["highlight"]["latex"] == "listings" -%>
-<%-   if config["language"] == "ja" -%>
-\usepackage{listings,jlisting}
-<%-   else -%>
-\usepackage{listings}
-<%-   end -%>
-\renewcommand{\lstlistingname}{<%= I18n.t("list")%>}
-\lstset{%
-  breaklines=true,%
-  breakautoindent=false,%
-  breakindent=0pt,%
-  fontadjust=true,%
-  backgroundcolor=\color{shadecolor},%
-  frame=single,%
-  framerule=0pt,%
-  basicstyle=\ttfamily\scriptsize,%
-  commentstyle=\color{reviewgreen},%
-  identifierstyle=\color{reviewblue},%
-  stringstyle=\color{reviewred},%
-  keywordstyle=\bfseries\color{reviewdarkred},%
-}
-
-\lstnewenvironment{reviewemlistlst}[1][]{\lstset{#1}}{}
-\lstnewenvironment{reviewemlistnumlst}[1][]{\lstset{numbers=left, #1}}{}
-\lstnewenvironment{reviewlistlst}[1][]{\lstset{#1}}{}
-\lstnewenvironment{reviewlistnumlst}[1][]{\lstset{numbers=left, #1}}{}
-\lstnewenvironment{reviewcmdlst}[1][]{\lstset{backgroundcolor=\color{white}, frameround=tttt, frame=trbl, #1}}{}
-<%- end -%>
-
-\newenvironment{reviewimage}{%
-  \begin{figure}[H]
-    \begin{center}}{%
-    \end{center}
-  \end{figure}}
-
-\newenvironment{reviewdummyimage}{%
-  \begin{figure}[H]
-    \begin{center}\begin{alltt}}{%
-    \end{alltt}\end{center}
-  \end{figure}}
-
-\newenvironment{reviewemlist}{%
-  \medskip\small\begin{shaded}\setlength{\baselineskip}{1.3zw}\begin{alltt}}{%
-  \end{alltt}\end{shaded}}
-
-\newenvironment{reviewlist}{%
-  \begin{shaded}\small\setlength{\baselineskip}{1.3zw}\begin{alltt}}{%
-  \end{alltt}\end{shaded}\par\vspace*{0.5zw}}
-
-\newenvironment{reviewcmd}{%
-  \color{white}\medskip\small\begin{shadedb}\setlength{\baselineskip}{1.3zw}\begin{alltt}}{%
-  \end{alltt}\end{shadedb}}
-
-\newenvironment{reviewbox}{%
-  \medskip\small\begin{framed}\setlength{\baselineskip}{1.3zw}\begin{alltt}}{%
-  \end{alltt}\end{framed}}
-
-\newenvironment{reviewtable}[1]{%
-  \begin{center}\small\setlength{\baselineskip}{1.2zw}
-    \begin{tabular}{#1}}{%
-    \end{tabular}
-  \end{center}}
-
-\newenvironment{reviewcolumn}{%
-     \begin{framed}
-  }{%
-     \end{framed}
-  \vspace{2zw}}
-
-\newcommand{\reviewcolumnhead}[2]{%
-{\noindent\large <%= I18n.t("column_head")%>: #2}}
-
-\newcommand{\reviewtablecaption}[1]{%
-  \caption{#1}}
-
-\newcommand{\reviewimgtablecaption}[1]{%
-  \caption{#1}\vspace{-3mm}}
-
-\newcommand{\reviewbackslash}[0]{%
-  \textbackslash{}}
-
-\newcommand{\reviewlistcaption}[1]{%
-  \medskip{\small\noindent #1}\vspace*{-1.3zw}}
-
-\newcommand{\reviewemlistcaption}[1]{%
-  \medskip{\small\noindent #1}\vspace*{-1.3zw}}
-
-\newcommand{\reviewcmdcaption}[1]{%
-  \medskip{\small\noindent #1}\vspace*{-1.3zw}}
-
-\newcommand{\reviewindepimagecaption}[1]{%
-  \begin{center}#1\end{center}}
-
-\newcommand{\reviewboxcaption}[1]{%
-  \medskip{\small\noindent #1}\vspace*{-1.3zw}}
-
-\newcommand{\reviewimageref}[2]{<%= I18n.t("image")%> #1}
-\newcommand{\reviewtableref}[2]{<%= I18n.t("table")%> #1}
-\newcommand{\reviewlistref}[1]{<%= I18n.t("list")%> #1}
-\newcommand{\reviewbibref}[2]{#1}
-\newcommand{\reviewcolumnref}[2]{<%= I18n.t("columnname")%> #1}
-\newcommand{\reviewsecref}[2]{#1}
-
-\newcommand{\reviewminicolumntitle}[1]{%
-  {\large <%= I18n.t("memo_head")%>: #1}\\}
-
-<%- if @config["toctitle"].present? -%>
-\renewcommand{\contentsname}{<%= @config["toctitle"]%>}
-<%- end -%>
-
-\newenvironment{reviewminicolumn}{%
-  \vspace{1.5zw}\begin{screen}}{%
-  \end{screen}\vspace{2zw}}
-
-\newcommand{\reviewkw}[1]{\textbf{\textgt{#1}}}
-\newcommand{\reviewami}[1]{\mask{#1}{A}}
-\newcommand{\reviewem}[1]{\textbf{#1}}
-\newcommand{\reviewstrong}[1]{\textbf{#1}}
-\newcommand{\reviewunderline}{\Underline}
-
-%% @<del> is ignored in LaTeX with default style
-\newcommand{\reviewstrike}[1]{#1}
-
-%%%% for ulem.sty:
-%%\renewcommand{\reviewstrike}[1]{\sout{#1}}
-%%
-%%%% for jumoline.sty:
-%%\renewcommand{\reviewstrike}[1]{\Middleline{#1}}
-
-\newcommand{\reviewth}[1]{\textgt{#1}}
-\newcommand{\reviewtitlefont}[0]{\usefont{T1}{phv}{b}{n}\gtfamily}
-\newcommand{\reviewmainfont}[0]{}
-\newcommand{\reviewcolophon}[0]{\clearpage}
-\newcommand{\reviewappendix}[0]{\appendix}
-
-%% 部構成を取るとき、付録の目次が1段下がるので追加する
-%% \renewcommand{\reviewappendix}[0]{%
-%% \addcontentsline{toc}{part}{付録}
-%% \appendix}
-
-\makeatletter
-%% maxwidth is the original width if it is less than linewidth
-%% otherwise use linewidth (to make sure the graphics do not exceed the margin)
-\def\maxwidth{%
-  \ifdim\Gin@nat@width>\linewidth
-    \linewidth
-  \else
-    \Gin@nat@width
-  \fi
-}
-\makeatother
-
-<%- if @config["usepackage"] -%>
-<%= @config["usepackage"] %>
-<%- end -%>
-
-\usepackage[T1]{fontenc}
-
-\begin{document}
-
-\reviewmainfont
-
-\frontmatter
-\pagenumbering{arabic}
-
-<%- if @config["titlepage"] -%>
-<%-   if @custom_titlepage -%>
-<%= @custom_titlepage %>
-<%-   else -%>
-\begin{titlepage}
-<%-     if @config["coverimage"] -%>
-  \begin{center}
-    \includegraphics[<%= @coverimageoption%>]{./images/<%= @config["coverimage"] %>}
-  \end{center}
-  \clearpage
-<%-     end -%>
-\thispagestyle{plainhead}
-\setcounter{page}{1}
-\begin{center}%
-  \mbox{} \vskip5zw
-   \reviewtitlefont%
-    {\Huge <%= @config.name_of("booktitle") %> \par}%
-    \vskip 15em%
-    {\huge
-      \lineskip .75em
-      \begin{tabular}[t]{c}%
-        <%= @authors %>
-      \end{tabular}\par}%
-    \vfill
-    {\large <%= @config["date"] %> <%= I18n.t("edition")%>\hspace{2zw}<%= I18n.t("published_by", @config.names_of("pbl").join(I18n.t("names_splitter")))%>\par}%
-\vskip4zw\mbox{}
-  \end{center}%
-\end{titlepage}
-<%-   end -%>
-<%- end -%>
-
-%%% originaltitle
-<%- if @config["originaltitlefile"] -%>
-<%= @custom_originaltitlepage %>
-<%- end -%>
-
-%%% credit
-<%- if @config["creditfile"] -%>
-<%= @custom_creditpage %>
-<%- end -%>
-
-%% preface
-<%= @input_files["PREDEF"] %>
-
-<%- if @config["toc"] -%>
-\setcounter{tocdepth}{<%= @config["toclevel"] %>}
-\tableofcontents
-<%- end -%>
-
-\begingroup
-  \cleardoublepage
-  \edef\continuenumber{\endgroup
-    \noexpand\mainmatter
-    \setcounter{page}{\the\value{page}}%
-  }
-
-\mainmatter
-\continuenumber
-
-\renewcommand{\chaptermark}[1]{\markboth{\prechaptername\thechapter\postchaptername~#1}{}}
-<%= @input_files["CHAPS"] %>
-\renewcommand{\chaptermark}[1]{\markboth{\appendixname\thechapter~#1}{}}
-\reviewappendix
-<%= @input_files["APPENDIX"] %>
-
-%% backmatter begins
-<%- if @input_files["POSTDEF"] or @config["colophon"] -%>
-\backmatter
-<%- end -%>
-
-<%- if @input_files["POSTDEF"] -%>
-<%= @input_files["POSTDEF"] %>
-<%- end -%>
-
-%%% profile
-<%- if @config["profile"] -%>
-<%= @custom_profilepage %>
-<%- end -%>
-
-%%% advfile
-<%- if @config["advfile"] -%>
-<%= @custom_advfilepage %>
-<%- end -%>
-
-%%% colophon
-<%- if @config["colophon"] -%>
-<%-   if @custom_colophonpage -%>
-<%= @custom_colophonpage %>
-<%-   else -%>
-%% okuduke
-\reviewcolophon
-\thispagestyle{plainhead}
-
-\vspace*{\fill}
-
-{\noindent\reviewtitlefont\Large <%= @config.name_of("booktitle") %>} \\
-\rule[8pt]{14cm}{1pt} \\
-{\noindent
-<%= @config["pubhistory"].to_s.gsub(/\n/){"\n\n\\noindent\n"} %>
-}
-
-\begin{tabular}{ll}
-<%= @okuduke %>
-\end{tabular}
-　\\
-\rule[0pt]{14cm}{1pt} \\
-<%= @config.names_of("rights").join('\\' + '\\') %> \\
-<%-   end -%>
-<%- end -%>
-
-%%% backcover
-<%- if @config["backcover"] -%>
-<%= @custom_backcoverpage %>
-<%- end -%>
-
-\end{document}