diff --git a/polytechnique.dtx b/polytechnique.dtx
index fd0f74c631b9133da6f68e05f94faf7fbaa9f4c1..053256e5e6fa9f0af7fd9eb12075779cd8162eda 100644
--- a/polytechnique.dtx
+++ b/polytechnique.dtx
@@ -951,5 +951,4 @@ LaTeX version 1999/12/01 or later.
 %\typeout{* dossier ou se trouvent les packages de votre di- *}
 %\typeout{* tribution (si ce n'est pas deja fait).           *}
 %\typeout{*                                                  *}
-\PrintChanges
 \endinput
diff --git a/polytechnique.sty b/polytechnique.sty
deleted file mode 100644
index 52e9c3cee0365b6cfcac372663233281cf0081bc..0000000000000000000000000000000000000000
--- a/polytechnique.sty
+++ /dev/null
@@ -1,376 +0,0 @@
-%%
-%% This is file `polytechnique.sty',
-%% generated with the docstrip utility.
-%%
-%% The original source files were:
-%%
-%% polytechnique.dtx  (with options: `package')
-%% This is a generated file.
-%% 
-%% Copyright (C) 2015 by Denis Merigoux
-%% 
-%% This file may be distributed and/or modified under the
-%% conditions of the LaTeX Project Public License, either
-%% version 1.2 of this license or (at your option) any later
-%% version. The latest version of this license is in:
-%% 
-%% http://www.latex-project.org/lppl.txt
-%% 
-%% and version 1.2 or later is part of all distributions of
-%% LaTeX version 1999/12/01 or later.
-\NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{polytechnique}
- [2015/04/29 v1.3.0, standard scientific documents layout for Ecole polytechnique (Palaiseau,France).]
-%%\CharacterTable
-%% {Upper-case \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
-%% Lower-case \a\b\c\d\e\f\g\h\i\j\k\l\m\n\o\p\q\r\s\t\u\v\w\x\y\z
-%% Digits \0\1\2\3\4\5\6\7\8\9
-%% Exclamation \! Double quote \" Hash (number) \#
-%% Dollar \$ Percent \% Ampersand \&
-%% Acute accent \' Left paren \( Right paren \)
-%% Asterisk \* Plus \+ Comma \,
-%% Minus \- Point \. Solidus \/
-%% Colon \: Semicolon \; Less than \<
-%% Equals \= Greater than \> Question mark \?
-%% Commercial at \@ Left bracket \[ Backslash \\
-%% Right bracket \] Circumflex \^ Underscore \_
-%% Grave accent \` Left brace \{ Vertical bar \|
-%% Right brace \} Tilde \~}
-%%
-\DeclareOption{a4paper}{
-    \PassOptionsToPackage{a4paper}{geometry}
-}
-\DeclareOption{fancysections}{
-    \AtEndOfPackage{
-    \titleformat{\chapter}
-        [display]
-        {\Huge\bfseries\sffamily}
-        {\LARGE\chaptertitlename{} \thechapter}
-        {0em}
-        {}
-        []
-    \titleformat{\section}
-        [display]
-        {\color{rouge485}\LARGE\bfseries\sffamily\filcenter}
-        {\thesection}{0em}
-        {\MakeUppercase}
-        [\vspace*{-0.5\baselineskip}%
-            \includegraphics{\polyfiletlongrouge}]
-    \titleformat{\subsection}
-        [hang]
-        {\color{bleu315}\Large\scshape}
-        {\thesubsection}
-        {0.5em}
-        {}
-        [\vspace*{-0.3\baselineskip}%
-            \includegraphics{\polyfiletcourtbleuclair}]
-\titleformat{\subsubsection}
-    [block]
-    {\color{bleu303}\large\scshape}
-    {\thesubsubsection}
-    {0.5em}
-    {\textbullet{} }
-    []
-    }
-}
-\DeclareOption{notitlepage}{
-    \AtBeginDocument{
-        \renewcommand*{\maketitle}{
-            \thispagestyle{plain}
-            \vspace*{\distancetitrelogo}
-            \noindent
-            \begin{minipage}[b]{\largeurminipage}
-                \hspace{0cm}\polyauthorsave
-            \end{minipage}
-            \hspace*{\fill}
-            \includegraphics[width=\largeurlogovert]{\polylogovert}
-            \hspace*{\fill}
-            \begin{minipage}[b]{\largeurminipage}
-                \flushright\hspace{0cm}\polydatesave
-            \end{minipage}
-            \\[\separationlogotrait]
-            \begin{center}
-                \textcolor{bleu303}{\rule{\textwidth}{\epaisseurtrait}}
-                \\
-                \color{bleu303}\Huge\scshape
-                \MakeUppercaseWithNewline{\polytitresave}
-                \ifthenelse{\boolean{subtitle}}{
-                    \\[\separationlignestitre]
-                    \Large\upshape\polysoustitresave\\\normalsize
-                }{
-                    \\
-                    \normalsize
-                }
-                \textcolor{bleu303}{\rule{\textwidth}{\epaisseurtrait}}
-            \end{center}
-            \vspace*{\distancetitrecorps}
-        }
-    }
-}
-\DeclareOption{titlepage}{
-    \AtBeginDocument{
-        \renewcommand*{\maketitle}{
-            \noindent\makebox[\textwidth][c]{%
-              \raisebox{-\totalheight}[0pt][0pt]{%
-            \includegraphics[height=\hauteurlogopage]{\polyarmes}}}
-            \vspace*{0.125\textheight}
-            \begin{center}
-                \Huge\sffamily\bfseries\color{bleu303}
-                \MakeUppercaseWithNewline{\polytitresave}\\
-                \vspace*{0.2\textheight}
-                \LARGE\hspace{0cm}\polysoustitresave\\
-                \vspace*{0.15\textheight}
-                \Large\mdseries\hspace{0cm}\polydatesave\\
-                \includegraphics{\polyfiletcourtbleu}
-                \\[0.4\baselineskip]
-                \rmfamily\hspace{0cm}\polyauthorsave\\[\fill]
-                $\;$\polylogosup{}
-                \vspace*{-0.5\margebas}
-            \end{center}
-            \thispagestyle{empty}
-            \clearpage
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-        \geometry{left=\margecote,right=\margecote}
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-            \ifthesection{
-                \raisebox{\decalageverticalentete}
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-                        \thesection{}.~\sectiontitle}
-            }{
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-            \ifthechapter{
-                \raisebox{\decalageverticalentete}
-                     {\scshape\color{bleu303}
-                         \thechapter{}.~\chaptertitle}
-            }{
-
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-
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-\DeclareOption*{
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-\RequirePackage{ifpdf}
-\RequirePackage{lmodern}
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-    \newcommand{\polyfiletlongrouge}{ressources/filetlongrouge.pdf}
-    \newcommand{\polyfiletcourtbleuclair}{ressources/filetcourtbleuclair.pdf}
-    \newcommand{\polyfiletcourtbleu}{ressources/filetcourtbleu.pdf}
-    \newcommand{\polylogovert}{ressources/logovert.pdf}
-    \newcommand{\polylogohori}{ressources/logohori.pdf}
-    \newcommand{\polyarmes}{ressources/armes.pdf}
-\else
-    \newcommand{\polyfiletlongrouge}{ressources/filetlongrouge.eps}
-    \newcommand{\polyfiletcourtbleuclair}{ressources/filetcourtbleuclair.eps}
-    \newcommand{\polyfiletcourtbleu}{ressources/filetcourtbleu.eps}
-    \newcommand{\polylogovert}{ressources/logovert.eps}
-    \newcommand{\polylogohori}{ressources/logohori.eps}
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-\fi
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-\setlength{\margecoteexterieur}{17.5mm}
-\newlength{\margebas}
-\setlength{\margebas}{35mm}
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-\setlength{\separationpied}{17.5mm}
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-\setlength{\hauteurlogohori}{15mm}
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-\setlength{\separationtitre}{15mm}
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-\setlength{\separationtitrecorps}{15mm}
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-\setlength{\hauteurlogopage}{0.6\textheight}
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-\setlength{\separationentetelogo}{20mm}
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-\setlength{\largeurfiletpiedcentre}{4mm}
-\newlength{\largeurlogovert}
-\setlength{\largeurlogovert}{\paperwidth/\real{7}}
-\newlength{\hauteurlogovert}
-\setlength{\hauteurlogovert}{\largeurlogovert*\real{1.361}}
-\newlength{\largeurlogohori}
-\setlength{\largeurlogohori}{\hauteurlogohori*\real{1.859}}
-\newlength{\distancetitrelogo}
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-\setlength{\largeurminipage}{(\textwidth-\largeurlogovert)/\real{2}}
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-\setlength{\distancetitrecorps}{\separationtitrecorps-\baselineskip*2}
-\newlength{\largeurtitreentete}
-\setlength{\largeurtitreentete}{\textwidth-\largeurlogohori
-    -\separationentetelogo}
-\newlength{\decalageverticalentete}
-\setlength{\decalageverticalentete}{\hauteurlogohori/\real{2.6}}
-\geometry{
-    top=\margehaut,headheight=\hauteurentete,headsep=\separationentete,
-    bottom=\margebas,footskip=\separationpied
-}
-\newcommand{\piedcentre}{
-    \textcolor{bleu303}{\shortstack[c]
-        {\rule{\largeurfiletpiedcentre}{0.3mm}\\\thepage}}
-}
-\newcommand{\enteteinterieur}[1]{
-    \raisebox{\decalageverticalentete}
-        {\begin{minipage}[b]{\largeurtitreentete}
-            \scshape#1\textcolor{bleu303}
-            \polytitresave
-        \end{minipage}}
-}
-\newcommand{\enteteexterieur}{
-    \includegraphics[height=\hauteurlogohori]{\polylogohori}
-}
-\newcommand{\enteteinterieurpair}{
-    \enteteinterieur{}
-}
-\newcommand{\enteteinterieurimpair}{
-    \enteteinterieur{\flushright}
-}
-\newcommand{\entetes}{
-    \newpagestyle{polytechnique}{
-    \sethead[\enteteinterieurpair]% left even
-            []% center even
-            [\enteteexterieur]% right even
-            {\enteteexterieur}% left odd
-            {}% center odd
-            {\enteteinterieurimpair}% right odd
-    \setfoot{}% left odd
-             {\piedcentre}% center odd
-             {}% right odd
-    }
-    \pagestyle{polytechnique}
-}
-\renewpagestyle{plain}{
-    \sethead{}% left
-            {}% center
-            {}% right
-    \setfoot{}% left
-            {\piedcentre}% center
-            {}% right
-}
-\pagestyle{plain}
-\newboolean{subtitle}\setboolean{subtitle}{false}
-\newcommand{\polysoustitresave}{}
-\newcommand*{\subtitle}[1]{
-    \renewcommand*{\polysoustitresave}{#1}
-    \setboolean{subtitle}{true}
-}
-\newcommand{\polytitresave}{}
-\renewcommand*{\title}[1]{
-    \renewcommand*{\polytitresave}{#1}
-    \entetes
-}
-\newcommand{\polyauthorsave}{}
-\renewcommand*{\author}[1]{
-    \renewcommand*{\polyauthorsave}{#1}
-}
-\newcommand{\polydatesave}{\today}
-\renewcommand*{\date}[1]{
-    \renewcommand*{\polydatesave}{#1}
-}
-\newcommand{\polylogosup}{
-\includegraphics[height=\hauteurlogovert]{\polylogovert}
-}
-\newcommand{\logo}[1]{
-    \renewcommand{\polylogosup}{
-        \includegraphics[height=1.5\hauteurlogohori]
-            {\polylogohori}
-        \hspace{0.05\textwidth}
-        \includegraphics[height=\hauteurlogovert,
-            width=1.5\largeurlogohori,
-            keepaspectratio]{#1}%
-    }
-}
-\newcommand{\MakeUppercaseWithNewline}[1]{
-      \begingroup
-        \let\SavedOrgNewline\\%
-        \DeclareRobustCommand{\\}{\SavedOrgNewline}%
-        \MakeUppercase{#1}%
-    \endgroup
-}
-\PrintChanges
-\endinput
-%%
-%% End of file `polytechnique.sty'.