Added numer of currently logged in users

src/broadcast.cpp

@@ -27,7 +27,7 @@ void Broadcast::connect(Client *client, const std::function<void ()> &fct) {
     auto userlistBroadcast = createUserList();
     auto newUserBroadcast = Wt::Json::Object{
         {"type", "newuser"},
-        {"data", client->json()}
+        {"data", client->json()},
     };
     for (auto &connection: connections_) {
         connection->addBroadcast(userlistBroadcast);
@@ -455,6 +455,7 @@ Wt::Json::Object Broadcast::createUserList() {
     Wt::Json::Object data;
     data["data"] = userList;
     data["type"] = "userlist";
+    data["count"] = (int)userList.size();
     return data;
 }