Added LICENSE file (#14)

* Added LICENSE file

* Updated LICENSE and added other licenses

* Updated Readme

* Fix error

* Use LGPL v2.1

* Updated Readme

* All licenses in base dir

LICENSE

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+LICENSE
+
+1. GNU Lesser General Public License v2.1
+
+Most of the code in this repository is licensed under the GNU Lesser General Public License v2.1. You can find the full text of the license in the COPYING.LESSER file.
+
+2. Some configuration files in /configurations directory are licensed under the MIT License. See the LICENSE.MIT file  for details.
+
+3. Some configuration files in /configurations directory are licensed under the BSD 3-Clause License. See the LICENSE.BSD file for details.
+
+4. One configuration file in /configurations directory and files in /labwc-themes directory are licensed under the GNU General Public License v3.0. See the COPYING file for details.
+
+5. Configuration files in /configurations/labwc directory are licensed under GNU General Public License v2.0. See the LICENSE.GPLv2 file for details.
+
+6. Artwork in /wallpaper directory is licensed under [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/).
+
+
+Files for Each License:
+
+COPYING.LESSER: Full text of the LGPL v2.1.
+COPYING: Full text of the GPL v3.0.
+LICENSE.MIT: Full text of the MIT License.
+LICENSE.GPLv2: Full text of GNU General Public License v2.0.
+LICENSE.BSD: Full text of the BSD 3-Clause License.
+
+
+License Attribution
+
+*  GNU Lesser General Public License v2.1: Applies to the majority of the source code, except for the components specifically mentioned below, where the licenses below apply to the respective files only.
+
+* MIT License: Applies to lxqt-sway.conf and lxqt-wayfire.conf files in /configurations directory.
+
+* GNU General Public License v2.0:  Applies to files in /configurations/labwc directory.
+
+* GNU General Public License v3.0: Applies to lxqt-river.conf file located in /configurations directory and themes in /labwc-themes directory.
+
+* BSD 3-Clause License:  Applies to lxqt-hyprland.conf located in /configurations directory
+
+* Artwork in /wallpaper directory is licensed under [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/).

LICENSE.BSD

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+BSD 3-Clause License
+
+Copyright (c) 2022-2024, vaxerski
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+
+2. 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.
+
+3. Neither the name of the copyright holder 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 THE COPYRIGHT HOLDER OR CONTRIBUTORS 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.