LaTeX basic file

gistfile1.tex

\usepackage{amssymb,amsmath,amsfonts}
\usepackage{fancyhdr,lastpage}
\usepackage{enumerate,soul}
\usepackage{gb4e}
% this forces footnotes to hit the bottom of the page, rather than the bottom of the text
\usepackage[bottom]{footmisc}
\usepackage[T1]{fontenc}

% margins
\topmargin=-0.5in
\evensidemargin=0in
\oddsidemargin=0in
\textwidth=6.5in
\textheight=9in
\headsep=0.25in
% headers
\pagestyle{fancy}
\lhead{\small$\blacksquare$ \textbf\auth}
\chead{}
\rhead{\small\textbf\titl{} $\blacksquare$}
\lfoot{\small\today}
\cfoot{}
\rfoot{\small Page {\thepage} of \protect\pageref{LastPage}}
\renewcommand{\headrulewidth}{0pt} % default 0.4pt
\renewcommand{\thesection}{\arabic{section}}
\renewcommand{\thesubsection}{\arabic{section}.\arabic{subsection}}
\let\eachwordone=\it % italicizes the first words of our glosses

\newcommand\auth{}
\newcommand\mail{\tt }

\newcommand\refp[1]{(\ref{#1})}
\newcommand\sub[1]{_{\text{#1}}}
\newcommand\nil{$\emptyset$}
\newcommand\blank[1][5em]{\makebox[#1]{\hrulefill}} % simply takes a width measurement as argument, defaults to 5em


\usepackage{qtree}
\usepackage{tree-dvips}
\usepackage{multicol,multirow}
\usepackage{xspace}
\usepackage{tipa} 
\usepackage{textcomp} % for \tl and \tr
% \usepackage[T1]{fontenc}
% \usepackage[sc]{mathpazo}
% \linespread{1.05}

\newcommand\plusminus{$\pm$}
\newcommand\sseq{$\subseteq$\xspace}
\newcommand\tl{\textlangle}
\newcommand\tr{\textrangle\xspace}
\newcommand{\isin}{$\in$\xspace}

\newenvironment{idescription}%
  {\begin{list}{}{\setlength{\labelwidth}{0pt}
   \setlength{\itemindent}{-24pt}
   \setlength{\leftmargin}{36pt}
   \renewcommand{\makelabel}{\descriptionlabel}}}%
  {\end{list}}
% \newenvironment{exer}{\begin{exe}}{\end{exe}\@afterindentfalse\@afterheading}
% http://stackoverflow.com/questions/2738691/suppress-indentation-after-environment-in-latex
% don't auto-indent after exe's
\newenvironment{exer}%
  {\bgroup
   \let\oldend=\end
   \def\end##1{\oldend{##1}\csname @afterindentfalse\endcsname
                           \csname @afterheading\endcsname}
   \begin{exe}}%
  {\end{exe}\egroup}

\newcommand\tc[1]{\begin{tabular}[c]{@{}l@{}}#1\end{tabular}}
\newcommand{\vmiddle}[1]{\tc{#1}}
\newcommand{\ltable}[2][c]{\begin{tabular}[#1]{@{}l@{}}#2\end{tabular}}
\newcommand{\ctable}[2][c]{\begin{tabular}[#1]{@{}c@{}}#2\end{tabular}}
\newcommand{\ctablepadded}[2][c]{\begin{tabular}[#1]{c}#2\end{tabular}}
\newcommand{\rtable}[2][c]{\begin{tabular}[#1]{@{}r@{}}#2\end{tabular}}
\newcommand{\ctableopts}[2][c]{$\left\{\ctable[#1]{#2}\right\}$}
% \newcommand{\ctableopts}[1]{$\begin{Bmatrix}#1\end{Bmatrix}$}



\usepackage{avm} % local

\newcommand\up{$\uparrow$\xspace}
\newcommand\dn{$\downarrow$\xspace}
\newcommand{\updn}[2][\up]{
  #1 = #2
}

\newenvironment{entries}[1][]
  {\begin{list}{}{\setlength\labelwidth{5em}\setlength\labelsep{1em}\setlength\leftmargin{5em}\setlength\itemsep{0.75em}#1}}
  {\end{list}}

\avmvalfont{\rm}
\avmfont{\sc}
\avmoptions{topleft,active,sorted}
\avmsortfont{\footnotesize\it}