Improve Wifi Reconnect handling and add outgoing queue for MQTT packets to bridge short connection issues.

src/mesh/http/WiFiAPClient.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "configuration.h"
+#include "concurrency/Periodic.h"
 #include <Arduino.h>
 #include <functional>
 
@@ -8,6 +9,9 @@
 #include <WiFi.h>
 #endif
 
+extern bool needReconnect;
+extern concurrency::Periodic *wifiReconnect;
+
 /// @return true if wifi is now in use
 bool initWifi();