docs: update README.md [skip ci]

README.md

@@ -1,6 +1,6 @@
 # react-datetime
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-2-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-3-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 [![CircleCI](https://circleci.com/gh/NateRadebaugh/react-datetime.svg?style=svg)](https://circleci.com/gh/NateRadebaugh/react-datetime)
@@ -149,6 +149,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   <tr>
     <td align="center"><a href="http://naterad.com"><img src="https://avatars1.githubusercontent.com/u/130445?v=4" width="100px;" alt=""/><br /><sub><b>Nate Radebaugh</b></sub></a><br /><a href="https://github.com/NateRadebaugh/react-datetime/commits?author=NateRadebaugh" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/simeg"><img src="https://avatars0.githubusercontent.com/u/8566054?v=4" width="100px;" alt=""/><br /><sub><b>Simon Egersand</b></sub></a><br /><a href="https://github.com/NateRadebaugh/react-datetime/commits?author=simeg" title="Code">💻</a></td>
+    <td align="center"><a href="http://arqex.com"><img src="https://avatars2.githubusercontent.com/u/6509397?v=4" width="100px;" alt=""/><br /><sub><b>Javier Marquez</b></sub></a><br /><a href="https://github.com/NateRadebaugh/react-datetime/commits?author=arqex" title="Code">💻</a></td>
   </tr>
 </table>