After writing readme.md, this file is not needed anymore

After writing readme.md, this file is not needed anymore

diff --git a/COPYING.txt b/COPYING.txt
deleted file mode 100644
index a570e78..0000000
--- a/COPYING.txt
+++ /dev/null
@@ -1,203 +0,0 @@
-_______________________
-
-ET-XreaL License
-_______________
-
-ET-XreaL is licensed in two broadly separate sections: the code and the media.
-
-
-__________________________________
-
-ET-XreaL Code License
-______________________
-
-The code is licensed under the GNU GENERAL PUBLIC LICENSE. This license is
-contained in full in the file named GPL.txt. Please be aware of the exceptions to
-this license as listed below.
-
-
-__________________________________
-
-ET-XreaL Media License
-_______________________
-
-The media is not tied to a single license unlike in other free game projects.
-Every file can have its own copyright and license that reflects the idea of "The Open Source Definition".
-See http://opensource.org/docs/osd for further information.
-
-As game media is not source code we prefer the "Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported" license.
-See http://creativecommons.org/licenses/by-nc-sa/3.0/ for more details.
-
--------------------------------------------------------------------------------------------------
-
-See ET-XreaL/etmain/MEDIA.txt for a listing of the individual copyrights and licenses of media files.
-
--------------------------------------------------------------------------------------------------
-
-
-
-
-____________________________________________________________________________________
-
-Code License Exceptions - The parts that are not covered by the GPL:
-_______________________________________________________________________
-
-
-See COPYING.txt for the GNU GENERAL PUBLIC LICENSE
-
-ADDITIONAL TERMS:  The Wolfenstein: Enemy Territory GPL Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU GPL which accompanied the Wolf ET Source Code.  If not, please request a copy in writing from id Software at id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
-
-EXCLUDED CODE:  The code described below and contained in the Wolfenstein: Enemy Territory GPL Source Code release is not part of the Program covered by the GPL and is expressly excluded from its terms.  You are solely responsible for obtaining from the copyright holder a license for such code and complying with the applicable license terms.
-
-
-IO on .zip files using portions of zlib
------------------------------------------------------------------------------
-lines	file(s)
-4301	src/qcommon/unzip.c
-Copyright (C) 1998 Gilles Vollant
-zlib is Copyright (C) 1995-1998 Jean-loup Gailly and Mark Adler
-
-  This software is provided 'as-is', without any express or implied
-  warranty.  In no event will the authors be held liable for any damages
-  arising from the use of this software.
-
-  Permission is granted to anyone to use this software for any purpose,
-  including commercial applications, and to alter it and redistribute it
-  freely, subject to the following restrictions:
-
-  1. The origin of this software must not be misrepresented; you must not
-     claim that you wrote the original software. If you use this software
-     in a product, an acknowledgment in the product documentation would be
-     appreciated but is not required.
-  2. Altered source versions must be plainly marked as such, and must not be
-     misrepresented as being the original software.
-  3. This notice may not be removed or altered from any source distribution.
-
-MD4 Message-Digest Algorithm
------------------------------------------------------------------------------
-lines   file(s)
-289     src/qcommon/md4.c
-Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All rights reserved.
-
-License to copy and use this software is granted provided that it is identified
-as the <93>RSA Data Security, Inc. MD4 Message-Digest Algorithm<94> in all mater
-ial mentioning or referencing this software or this function.
-License is also granted to make and use derivative works provided that such work
-s are identified as <93>derived from the RSA Data Security, Inc. MD4 Message-Dig
-est Algorithm<94> in all material mentioning or referencing the derived work.
-RSA Data Security, Inc. makes no representations concerning either the merchanta
-bility of this software or the suitability of this software for any particular p
-urpose. It is provided <93>as is<94> without express or implied warranty of any
-kind.
-
-JPEG library
------------------------------------------------------------------------------
-src/jpeg-6
-Copyright (C) 1991-1995, Thomas G. Lane
-
-Permission is hereby granted to use, copy, modify, and distribute this
-software (or portions thereof) for any purpose, without fee, subject to these
-conditions:
-(1) If any part of the source code for this software is distributed, then this
-README file must be included, with this copyright and no-warranty notice
-unaltered; and any additions, deletions, or changes to the original files
-must be clearly indicated in accompanying documentation.
-(2) If only executable code is distributed, then the accompanying
-documentation must state that "this software is based in part on the work of
-the Independent JPEG Group".
-(3) Permission for use of this software is granted only if the user accepts
-full responsibility for any undesirable consequences; the authors accept
-NO LIABILITY for damages of any kind.
-
-These conditions apply to any software derived from or based on the IJG code,
-not just to the unmodified library.  If you use our work, you ought to
-acknowledge us.
-
-NOTE: unfortunately the README that came with our copy of the library has
-been lost, so the one from release 6b is included instead. There are a few
-'glue type' modifications to the library to make it easier to use from
-the engine, but otherwise the dependency can be easily cleaned up to a
-better release of the library.
-
-CURL library
------------------------------------------------------------------------------
-src/curl-7.12.2
-COPYRIGHT AND PERMISSION NOTICE
-
-Copyright (c) 1996 - 2004, Daniel Stenberg, <daniel@haxx.se>.
-
-All rights reserved.
-
-Permission to use, copy, modify, and distribute this software for any purpose
-with or without fee is hereby granted, provided that the above copyright
-notice and this permission notice appear in all copies.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN
-NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
-OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
-OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of a copyright holder shall not
-be used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization of the copyright holder.
-
-FT2 library
------------------------------------------------------------------------------
-src/ft2
-The FT2 library is being used under the GPL v2 as indicated by its LICENSE.txt
-
-PNG library
------------------------------------------------------------------------------
-code/png
-Copyright (c) 2004, 2006 Glenn Randers-Pehrson
-
-Permission is hereby granted to use, copy, modify, and distribute this
-source code, or portions hereof, for any purpose, without fee, subject
-to the following restrictions:
-
-1. The origin of this source code must not be misrepresented.
-
-2. Altered versions must be plainly marked as such and must not
-   be misrepresented as being the original source.
-
-3. This Copyright notice may not be removed or altered from any

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