Make the word "Module" in the section header start with an upper-case "M".

Minor grammatical nit.

Doc/lib/libcommands.tex

-\section{Standard module \sectcode{commands}}	% If implemented in Python
-\label{module-commands}
+\section{Standard Module \sectcode{commands}}
 \stmodindex{commands}
+\label{module-commands}
 
 The \code{commands} module contains wrapper functions for \code{os.popen()} 
 which take a system command as a string and return any output generated by 
-the command, and optionally, the exit status.
+the command and, optionally, the exit status.
 
 The \code{commands} module is only usable on systems which support 
 \code{popen()} (currently \UNIX{}).

Doc/libcommands.tex

-\section{Standard module \sectcode{commands}}	% If implemented in Python
-\label{module-commands}
+\section{Standard Module \sectcode{commands}}
 \stmodindex{commands}
+\label{module-commands}
 
 The \code{commands} module contains wrapper functions for \code{os.popen()} 
 which take a system command as a string and return any output generated by 
-the command, and optionally, the exit status.
+the command and, optionally, the exit status.
 
 The \code{commands} module is only usable on systems which support 
 \code{popen()} (currently \UNIX{}).