Copyright file maintainance

debian/copyright

@@ -1,6 +1,6 @@
 Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: ngircd
-Upstream-Contact: 2001-2011 Alexander Barton <alex@barton.de>
+Upstream-Contact: Alexander Barton <alex@barton.de>
 Source: http://download.berlios.de/ngircd/
 
 Files: *
@@ -10,8 +10,9 @@ Comment: See /usr/share/doc/ngircd/AUTHORS for the full list of
 License: GPL-2+
 
 Files: debian/*
-Copyright: 2005-2008 Mario Iseli <admin@marioiseli.com>
-Copyright: 2010-2012 Christoph Biedl <debian.axhn@manchmal.in-ulm.de>
+Copyright:
+    2005-2008 Mario Iseli <admin@marioiseli.com>,
+    2010-2012 Christoph Biedl <debian.axhn@manchmal.in-ulm.de>
 License: GPL-2+
 
 License: GPL-2+