[O] LaTeX export problem

[Gary Oberbrunner]

Using a recent git checkout of org-mode (f51c405), the following small
org-mode file produces invalid LaTeX.  I'm pretty sure it used to
work.  The \alpha and \beta seem to be what confuses it.

-------------------snip
* Scorecards
** Product Releases
| *Product* | *\alpha* | *\beta* | *Release* | *Status* |
|-----------+----------+---------+-----------+----------|
| test      | a        | b       | c         | d        |
-------------------snip

Open this with emacs -Q (emacs 24), load org-mode, and C-c C-e C-d to
export as LaTeX, you get the following error:

! Missing $ inserted.
<inserted text>
                $
l.44  \textbf{Product}  &  \textbf{\alpha}
                                            &  \textbf{\beta}  &  \textbf{Re...


I'm no LaTeX guru, but here's the generated file:

% Created 2012-09-12 Wed 12:37
\documentclass[11pt]{article}
\usepackage[latin1]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{fixltx2e}
\usepackage{graphicx}
\usepackage{longtable}
\usepackage{float}
\usepackage{wrapfig}
\usepackage{soul}
\usepackage{textcomp}
\usepackage{marvosym}
\usepackage{wasysym}
\usepackage{latexsym}
\usepackage{amssymb}
\usepackage{hyperref}
\tolerance=1000
\providecommand{\alert}[1]{\textbf{#1}}

\title{foo}
\author{}
\date{\today}
\hypersetup{
  pdfkeywords={},
  pdfsubject={},
  pdfcreator={Emacs Org-mode version 7.9.1}}

\begin{document}

\maketitle

\setcounter{tocdepth}{3}
\tableofcontents
\vspace*{1cm}
\section{Scorecards}
\label{sec-1}
\subsection{Product Releases}
\label{sec-1-1}


\begin{center}
\begin{tabular}{lllll}
 \textbf{Product}  &  \textbf{\alpha}  &  \textbf{\beta}  &
\textbf{Release}  &  \textbf{Status}  \\
\hline
 test              &  a                &  b               &  c
        &  d                \\
\end{tabular}
\end{center}

\end{document}


-- 
Gary