DO NOT USE THIS INSTANCE FOR LIVE DATA!!!!
see e.g.: https://github.com/os890/tomee_mf_stack_001/blob/master/src/main/java/org/superbiz/myfaces/CustomProjectStage.java https://github.com/os890/tomee_mf_stack_001/blob/master/src/main/resources/META-INF/services/org.apache.myfaces.extensions.cdi.core.api.projectstage.ProjectStageHolder