docs: clean README.md, PUBLISHERS.yml, gradle.properties

PUBLISHERS.yml

@@ -6,15 +6,6 @@ licenses:
   - name: Eclipse Public License - v 2.0
     url: https://www.eclipse.org/legal/epl-2.0/
     distribution: repo
-developers:
-  - name: Olivier Delcroix
-    email: [email protected]
-  - name: Jean-Pierre Fortune
-    email: [email protected]
-  - name: Andrei Cristea
-    email: [email protected]
-  - name: Pierre Terrée
-    email: [email protected]
 scm:
   connection: scm:git:git://github.com/calypsonet/calypsonet-terminal-calypso-java-api.git
   developerConnection: scm:git:https://github.com/calypsonet/calypsonet-terminal-calypso-java-api.git