correct readme licence URL

README.md

 
 ## License
 
-This project is licensed under the CeCILL-C License - see [http://cecill.info/licences/Licence_CeCILL-B_V1-en.html](eCILL-B FREE SOFTWARE LICENSE AGREEMENT) for details
+This project is licensed under the CeCILL-C License - see [eCILL-B FREE SOFTWARE LICENSE AGREEMENT](http://cecill.info/licences/Licence_CeCILL-B_V1-en.html) for details