Log.log(Log.MESSAGE, this, "group removed: " + group);
RubyPlugin.log("group removed: " + group);
    public void groupRemoved(ProjectViewerEvent event) {        VPTGroup group = (VPTGroup) event.getSource();        Log.log(Log.MESSAGE, this, "group removed: " + group);        RubyCache.clear();        reparse(event.getProject());    }