Add files via upload

LICENSE.txt

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+License for Code
+----------------
+
+Copyright (C) 2016-2018 ynong123 <ongyn2005@gmail.com>
+
+This program 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 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 Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+License for Textures
+--------------------
+
+CC-BY-SA 3.0 UNPORTED. Created by ynong123.

README.txt

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+Password Chest
+==============
+
+Adds password chest that can protect your items.
+
+Version: 1.0
+License: LGPL 2.1+ for code, CC-BY-SA 3.0 UNPORTED for textures.
+
+Depends: default (can be found in minetest_game)
+
+Report bugs or request help on the forum topic.

description.txt

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+GOOD: Adds password chest that can protect your items.
+BAD:  Password Chest for Minetest.