Bug 574667 - Use Jenkins multibranch pipeline based on Jenkinsfile+Gerrit Change-Id: I8a65846e83f11947e29ed2aedaccf444e4b413eb Reviewed-on: https://git.eclipse.org/r/c/platform/eclipse.platform.releng.buildtools/+/182797 Tested-by: Mickael Istria <mistria@redhat.com> Reviewed-by: Mickael Istria <mistria@redhat.com>