Fix copyright years in doc/users/doxygen.html

The year 2013 is already included in the range 2012 - 2014.

diff --git a/doc/users/doxygen.html b/doc/users/doxygen.html
index 3933360d20908027c80a8b5e303604fe7f09ee83..0a2a5ef7e8adde143f8f9ea3e45e7a9589722f56 100644 (file)
--- a/doc/users/doxygen.html
+++ b/doc/users/doxygen.html
@@ -6,7 +6,7 @@
   <title>deal.II Doxygen documentation</title>
   <link href="../screen.css" rel="StyleSheet">
   <meta name="author" content="the deal.II authors">
-  <meta name="copyright" content="Copyright (C) 2012 - 2014, 2013 by the deal.II authors">
+  <meta name="copyright" content="Copyright (C) 2012 - 2014 by the deal.II authors">
   <meta name="date" content="$Date$">
   <meta name="keywords" content="deal dealii finite elements fem triangulation">
   <meta http-equiv="content-language" content="en">