Update copyright

debian/copyright

@@ -2,24 +2,32 @@ Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: qtermwidget
 Source: https://github.com/qterminal/qtermwidget
 
-Files: src/main.cpp
-Copyright: Copyright (C) 2008 e_k (e_k@users.sourceforge.net) 
+Files: lib/kprocess.*
+       lib/kpty*
+       lib/qtermwidget.*
+       lib/TerminalCharacterDecoder.*
+       src/main.cpp
+Copyright: Copyright (C) 2007 Oswald Buddenhagen <ossi@kde.org>
+           Copyright (C) 2008 e_k (e_k@users.sourceforge.net)
 License: LGPL-2+
 
 Files: *
-Copyright: 2008-2015 pvanek <petr@scribus.info>
+Copyright: Copyright (C) 2000 by Stephan Kulow <coolo@kde.org>
+           Copyright (C) 2008 e_k (e_k@users.sourceforge.net) 
+           Copyright 2007-2008 by Robert Knight <robertknight@gmail.com>
+           Copyright 1997,1998 by Lars Doelle <lars.doelle@on-line.de>
 License: GPL-2+
 
+Files: pyqt4/*
+Copyright: 2008-2009 Piotr "Riklaunim" Malinski <riklaunim@gmail.com>,
+           2008      Alexander Slesarev <alex.slesarev@gmail.com>
+License: GPL-3+
+
 Files: debian/*
 Copyright: 2012-2015 Alf Gaida <agaida@siduction.org>
 	   2012      Thorsten Wohlfarth <towo@siduction.org>
            2012      Henson Sturgill <daddysturg@gmail.com>
-License: GPL-3.0+
-
-Files: pyqt4/*
-Copyright: 2008-2009 Piotr "Riklaunim" Malinski <riklaunim@gmail.com>,
-           2008      Alexander Slesarev <alex.slesarev@gmail.com>
-License: GPL-3.0+
+License: GPL-3+
 
 License: LGPL-2+
  This library is free software; you can redistribute it and/or modify it under
@@ -56,7 +64,7 @@ License: GPL-2+
  On Debian systems, the complete text of the GNU General
  Public License version 2 can be found in "/usr/share/common-licenses/GPL-2".
 
-License: GPL-3.0+
+License: GPL-3+
  This program is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or