@@ -123,7 +123,7 @@ $endif$
123123\setlength{\parindent}{0pt}
124124\setlength{\parskip}{6pt plus 2pt minus 1pt}
125125\setlength{\emergencystretch}{3em} % prevent overfull lines
126−\newcommand{\tightlist}{%
126+\providecommand{\tightlist}{%
127127 \setlength{\itemsep}{0pt}\setlength{\parskip}{0pt}}
128128$if(numbersections)$
129129\setcounter{secnumdepth}{5}