- Show timestamp of messages

- Show warning, not to give out personal informations

src/app.cpp

@@ -588,6 +588,7 @@ void App::renderChatLine(Wt::Json::Object &line, Wt::Json::Object conversation,
     } else {
         item = new Wt::WText("");
     }
+    item->setToolTip(line["timestamp"]);
     item->setInline(false);
 }