= Protra
Copyright (C) 2003,2011 Daisuke Arai <darai@users.sourceforge.jp>
Copyright (C) 2004 M. Ishiguro <mishiguro@users.sourceforge.jp>
Copyright (C) 2006 Kohki Ueda <amadaya@users.sourceforge.jp>
Copyright (C) 2004-2008,2010-2012 panacoran <panacoran@users.sourceforge.jp>

Protra 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
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You can receive a copy of the GNU General Public License from
<http://www.gnu.org/licenses/gpl-3.0.html>.

Protra contains 7z.dll and 7z64.dll of 7-Zip and SevenZipSharp.
These components are licensed as follows.

= 7-Zip
Copyright (C) 1999-2010 Igor Pavlov.

7z.dll and 7z64.dll are licensed under GNU LGPL + unRAR restriction.
You can obtain the source code from <http://www.7-zip.org/download.html>.

== GNU LGPL
This library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of
the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You can receive a copy of the GNU Lesser General Public License from 
<http://www.gnu.org/licenses/lgpl-2.1.en.html>.

== unRAR restriction
The decompression engine for RAR archives was developed using source 
code of unRAR program.
All copyrights to original unRAR code are owned by Alexander Roshal.

The license for original unRAR code has the following restriction:

The unRAR sources cannot be used to re-create the RAR compression algorithm, 
which is proprietary. Distribution of modified unRAR sources in separate form 
or as a part of other software is permitted, provided that it is clearly
stated in the documentation and source comments that the code may
not be used to develop a RAR (WinRAR) compatible archiver.

= SevenZipSharp
You can obtain the source code from <http://sevenzipsharp.codeplex.com/>.

SevenZipSharp is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

SevenZipSharp is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You can receive a copy of the GNU Lesser General Public License from 
<http://www.gnu.org/licenses/lgpl-3.0.html>.
