Acm Template
Remove front matters in draft.
\settopmatter{printacmref=false} % Removes citation information below abstract
\renewcommand\footnotetextcopyrightpermission[1]{} % removes footnote with conference information in first column
\pagestyle{plain} % removes running headers
\settopmatter{printfolios=true}
Set number of authors in a row.
\settopmatter{authorsperrow=4}