minor fixes

README.md

@@ -4,24 +4,23 @@
 
 **nanosaur** The smallest [NVIDIA Jetson](https://developer.nvidia.com/buy-jetson) dinosaur robot, **open-source**, fully **3D printable**, based on [**ROS 2**](https://www.ros.org/) & [**Isaac ROS**](https://developer.nvidia.com/isaac-ros-gems).
 
-<small>Designed & made by [Raffaello Bonghi](https://rnext.it)</small>
+*Designed & made by [Raffaello Bonghi](https://rnext.it)*
 
 [![nanosaur](https://nanosaur.ai/assets/images/banner.jpg)](https://nanosaur.ai)
 
 Meet nanosaur:
+
 * 🦕 Website: [nanosaur.ai](https://nanosaur.ai)
 * 🦄 Do you need an help? [Discord](https://discord.gg/YvxjxEFPkb)
 * 🧰 For technical details follow [wiki](https://github.com/rnanosaur/nanosaur/wiki)
 * 🐳 nanosaur [Docker hub](https://hub.docker.com/u/nanosaur)
 * ⁉️ Something wrong? Open an [issue](https://github.com/rnanosaur/nanosaur/issues)
 
-# License
+## License
 
 * All code is Under license [MIT](LICENSE)
 * All stl files included in **nanosaur_description/meshes** are under [Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License][cc-by-nc-sa].
 
 [cc-by-nc-sa]: http://creativecommons.org/licenses/by-nc-sa/4.0/
-[cc-by-nc-sa-image]: https://licensebuttons.net/l/by-nc-sa/4.0/88x31.png
-[cc-by-nc-sa-shield]: https://img.shields.io/badge/License-CC%20BY--NC--SA%204.0-lightgrey.svg
 
 For more information about this project please follow [nanosaur.ai/about](https://nanosaur.ai/about/#license)

nanosaur_control/config/twist_mux_topics.yaml

@@ -17,7 +17,7 @@
         timeout : 0.5
         priority: 100
       keyboard:
-        topic   : /cmd_vel
+        topic   : key_vel
         timeout : 0.5
         priority: 90
       tablet: