[keycloak-dev] Build on OS-X launches ForkedBooter UI when running Surefire tests

The UI launches as an application on top of what you are currently doing, stealing focus. This is rather annoying, and can be fixed by including "-Djava.awt.headless=true" in the Surefire configuration. Jira task: https://issues.jboss.org/browse/KEYCLOAK-5592 br Carl Kristian Eriksen