Update LICENSE

Author: benhatsor

LICENSE

@@ -1,3 +1,15 @@
 Codeit is licensed under GNU-GPL v3.
 For more info, see: https://gnu.org/licenses/gpl-3.0
-Copyright (C) Codeit contributors
+Copyright (C) 2020- Codeit contributors
+    
+   "This program 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, version 3 of the License.
+
+    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.
+
+    For a copy of the GNU General Public License,
+    see <https://www.gnu.org/licenses/gpl-3.0.txt>."