Added readme and License file

LICENSE

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+Copyright (c) 2017, Roman Dobosz at al.
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in the
+      documentation and/or other materials provided with the distribution.
+    * Neither the name of the organization nor the names of its contributors
+      may be used to endorse or promote products derived from this software
+      without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
+DISCLAIMED. IN NO EVENT SHALL ROMAN DOBOSZ BE LIABLE FOR ANY DIRECT, INDIRECT, 
+INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
+PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 
+LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 
+NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 
+EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

README.rst

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+Wombat colorscheme for Vim
+==========================
+
+This colorscheme is an fork/copy of original wombat_ colorscheme by Lars
+Nielsen, which has been ported to GUI version of vim with additional changes.
+
+Features
+========
+
+* Most colors was slightly changed, most notable changes:
+
+  * search color changed from violet to orange
+  * comments are gray instead of yellowish
+  * changed diff colors to be less vivid
+
+* Added ``colorColumn`` color
+* Added appropriate colors for ShowMarks_ plugin
+* Added syntax colors for Syntastic_ plugin
+
+Installation
+------------
+
+To install it, any kind of Vim package manager can be used, like NeoBundle_,
+Pathogen_, Vundle_ or vim-plug_.
+
+For manual installation, copy subdirectories from this repository to your
+``~/.vim`` directory. To use it, just type ``:colorscheme wombat256grf``, or
+append line:
+
+.. code:: vim
+
+   ...
+   " change colorscheme
+   colorscheme wombat256grf
+   ...
+
+to make it permanent.
+
+License
+-------
+
+This work is licensed on 3-clause BSD license. See LICENSE file for details.
+
+.. _Pathogen: https://github.com/tpope/vim-pathogen
+.. _Vundle: https://github.com/gmarik/Vundle.vim
+.. _NeoBundle: https://github.com/Shougo/neobundle.vim
+.. _vim-plug: https://github.com/junegunn/vim-plug
+.. _wombat: http://www.vim.org/scripts/script.php?script_id=1778
+.. _desert256.vim: http://www.vim.org/scripts/script.php?script_id=1243
+.. _ShowMarks: http://www.vim.org/scripts/script.php?script_id=152
+.. _Syntastic: https://github.com/vim-syntastic/syntastic