Updated contributions

README.md

@@ -85,6 +85,7 @@ The following platforms are currently supported by EasyCloud
 * **[Amazon Web Services](https://aws.amazon.com)**
 * **[Chameleon Cloud](https://www.chameleoncloud.org) (based on Openstack)**
 * **[Google Cloud Platform](https://cloud.google.com)**
+* **[Openstack](https://www.openstack.org)**
 
 ## Source code download
 
@@ -112,19 +113,20 @@ Department of Science and Innovation Technology (DiSIT)
 Alessandria and Vercelli, Piedmont, Italy  
 [https://www.disit.uniupo.it](https://www.disit.uniupo.it)**
 
-### Author
-* Luca Banzato
-
 ### Credits
 * Andrea Lombardo (for the original CloudTUI project)
 * Davide Monfrecola (for the CloudTUI-FTS project)
 * Giorgio Gambino (for the CloudTUI-FTS project)
 * Irene Lovotti (for the original CloudTUI project)
+* Luca Banzato (for the original EasyCloud project)
 * Stefano Garione (for the CloudTUI-FTS project)
 
 ### Superadvisor
 * Massimo Canonico
 
+### Contributors
+* Marco Guazzone [marco.guazzone@uniupo.it](mailto:marco.guazzone@uniupo.it)
+
 ### Contact info
 [massimo.canonico@uniupo.it](mailto:massimo.canonico@uniupo.it)