Fix some typos.

tangocolors.dtx

@@ -78,12 +78,17 @@
 %
 % This package allows to use colors from the Tango color
 % palette\footnote{\url{http://tango.freedesktop.org/Tango\_Icon\_Theme\_Guidelines}}
-% easily in LaTeX.
+% easily in \LaTeX. It may be distributed and/or modified
+%
+% \begin{enumerate}
+% \item under the \LaTeX{} Project Public License and/or
+% \item under the GNU Public License.
+% \end{enumerate}
 %
 % \section{Usage}
 %
 % The Tango color palette defines some color names and their RGB codes.
-% This \LaTeX macro package implements these color names, so
+% This \LaTeX{} macro package implements these color names, so
 % one can easily access these colors by their names. The package
 % uses the \verb|xcolor| package, so please refer to the documentation
 % to this package to learn how to access these colors.
@@ -111,15 +116,6 @@
 %<*package>
 % \fi
 %
-% Copyright 2012 Daniel G. Siegel \url{[email protected]}
-%
-% This file may be distributed and/or modified
-%
-% \begin{enumerate}
-% \item under the LaTeX Project Public License and/or
-% \item under the GNU Public License.
-% \end{enumerate}
-%
 %    \begin{macrocode}
 \NeedsTeXFormat{LaTeX2e}
 \ProvidesPackage{tangocolors}[2009/05/11 v0.1 Tango colors for LaTeX]