Use better <name> in pom file

In order to improve identification of jbosstools related reports on SonarQube, the <name> in pom files should be:

• For the root pom, same name as the GitHub repo. Eg jbosstools-webservices, jbosstools-server...
• For the children, <name-of-repo>.<name-of-artifact>. Eg jbosstools-webservices.features, jbosstools-server.jmx.plugins...