doc: update README.md

README.md

@@ -1,6 +1,6 @@
 # Emergency Evacuation Simulator
 
-`main`![passing?](https://github.com/agentsoz/ees/actions/workflows/ci.yml/badge.svg?branch=main) `dev`![passing?](https://github.com/agentsoz/ees/actions/workflows/ci.yml/badge.svg?branch=dev)
+`main`![passing?](https://github.com/agentsoz/ees/actions/workflows/ci.yml/badge.svg?branch=main)
 
 ## Dependencies
 
@@ -31,23 +31,3 @@ To run the example scenario unzip the release archive and follow the instruction
 ## Known Issues
 
 * See [GitHub Issues](https://github.com/agentsoz/ees/issues).
-
-## License
-
-Emergency Evacuation Simulator
-Copyright (C) 2014-2023 by its authors. See ees/AUTHORS file.
-
-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 3 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, see <http://www.gnu.org/licenses/>.
-
-For contact information, see ees/AUTHORS file.