\documentclass[a4paper,11pt]{article}

\usepackage{a4wide}
\usepackage{tikz}
\usetikzlibrary{arrows,pgfplots.groupplots,external}
\usepackage{pgfplots}
\pgfplotsset{compat=1.3}
\usepgfplotslibrary{polar}
\usepackage[detect-family]{siunitx}
\usepackage[eulergreek]{sansmath}
\sisetup{text-sf=\sansmath}
\usepackage{relsize}

\pagestyle{empty}

\begin{document}

{% include plot_template %}

\end{document}
