protected void mergeModel_IssueManagement(
            Model target, Model source, boolean sourceDominant, Map<Object, Object> context) {
        IssueManagement src = source.getIssueManagement();
        if (src != null) {
            IssueManagement tgt = target.getIssueManagement();
            if (tgt == null) {
                tgt = new IssueManagement();
                tgt.setLocation("", src.getLocation(""));

                    visit(mailingList);
                }
                visit(model.getPrerequisites());
                visit(model.getScm());
                visit(model.getIssueManagement());
                visit(model.getCiManagement());
                visit(model.getBuild());
                for (Profile profile : model.getProfiles()) {
                    visit(profile);
                }