docs: update README.md

Author: allcontributors[bot]

README.md

@@ -1,6 +1,6 @@
 [![](https://img.shields.io/badge/Octave-CI-blue?logo=Octave&logoColor=white)](https://github.com/cpp-lln-lab/localizer_visual_motion/actions)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-1-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-2-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 ![](https://github.com/cpp-lln-lab/localizer_visual_motion/workflows/CI/badge.svg)
 
@@ -160,6 +160,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 <table>
   <tr>
     <td align="center"><a href="https://github.com/mohmdrezk"><img src="https://avatars2.githubusercontent.com/u/9597815?v=4" width="100px;" alt=""/><br /><sub><b>Mohamed Rezk</b></sub></a><br /><a href="https://github.com/cpp-lln-lab/localizer_visual_motion/commits?author=mohmdrezk" title="Code">💻</a> <a href="#design-mohmdrezk" title="Design">🎨</a> <a href="#ideas-mohmdrezk" title="Ideas, Planning, & Feedback">🤔</a></td>
+    <td align="center"><a href="https://github.com/marcobarilari"><img src="https://avatars3.githubusercontent.com/u/38101692?v=4" width="100px;" alt=""/><br /><sub><b>marcobarilari</b></sub></a><br /><a href="https://github.com/cpp-lln-lab/localizer_visual_motion/commits?author=marcobarilari" title="Code">💻</a> <a href="#design-marcobarilari" title="Design">🎨</a> <a href="#ideas-marcobarilari" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/cpp-lln-lab/localizer_visual_motion/issues?q=author%3Amarcobarilari" title="Bug reports">🐛</a> <a href="#userTesting-marcobarilari" title="User Testing">📓</a> <a href="https://github.com/cpp-lln-lab/localizer_visual_motion/pulls?q=is%3Apr+reviewed-by%3Amarcobarilari" title="Reviewed Pull Requests">👀</a> <a href="#question-marcobarilari" title="Answering Questions">💬</a></td>
   </tr>
 </table>