deletions | additions       diff --git a/header.tex b/header.tex  index b17904f..0f6c3f7 100644  --- a/header.tex  +++ b/header.tex 
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\usepackage[utf8]{inputenc}  \usepackage[table, dvipsnames]{xcolor}  \usepackage{listings}  \usepackage{xcolor} \usepackage{deluxetable}  \usepackage{xspace}  \lstset{ %  backgroundcolor=\color{white}, % choose the background color  basicstyle=\footnotesize, % size of fonts used for the code