Update copyright for years from Emacs 21 to present (mainly adding

2001).
(\nyear): Update to 2007.
Separate version year from copyright year.

etc/ru-refcard.tex

 % Copyright (C) 1997, 2002, 2003, 2004, 2005,
-%   2006 Free Software Foundation, Inc.
+%   2006, 2007  Free Software Foundation, Inc.
 
 \documentclass[10pt]{article}
 \usepackage{multicol,tabularx}
@@ -20,7 +20,7 @@
 \setlength{\ColThreeWidth}{25mm}
 
 \newcommand{\versionnumber}[0]{2.3}
-\newcommand{\nyear}[0]{2006}
+\newcommand{\nyear}[0]{2007}
 
 \newcommand\shortcopyrightnotice[0]{\vskip 1ex plus 2 fill
   \centerline{\footnotesize \copyright\ \nyear\ Free Software Foundation, Inc.
@@ -29,7 +29,7 @@
 \newcommand\copyrightnotice[0]{
 \vskip 1ex plus 2 fill\begingroup\footnotesize
 \centerline{Copyright \copyright\ \nyear\ Free Software Foundation, Inc.}
-\centerline{v\versionnumber{} for GNU Emacs version 22, June \nyear}
+\centerline{v\versionnumber{} for GNU Emacs version 22, June 2006}
 \centerline{designed by Stephen Gildea}
 \centerline{ Alex Ott <alexott@gmail.com>}