fix #472 refactored ahoyWifi class completely

-> now Ahoy opens an AP during boot. This will be closed once a station WiFi connection is established
improved NTP after boot, will be synced immediately after successful WiFi connection

src/app.cpp

@@ -42,8 +42,7 @@ void app::setup(uint32_t timeout) {
     mMqtt.setup(&mConfig->mqtt, mConfig->sys.deviceName, mVersion, mSys, &mUtcTimestamp, &mSunrise, &mSunset);
 #endif
 
-    mWifi = new ahoywifi(mConfig);
-    mWifi->setup(timeout, mSettings.getValid());
+    mWifi.setup(mConfig, &mUtcTimestamp);
 
     mPayload.setup(mSys);
     mPayload.enableSerialDebug(mConfig->serial.debug);
@@ -72,6 +71,10 @@ void app::loop(void) {
 
     ah::Scheduler::loop();
 
+    #if !defined(AP_ONLY)
+    mWifi.loop();
+    #endif
+
     mWeb->loop();
 
     if (mFlagSendDiscoveryConfig) {
@@ -198,19 +201,14 @@ void app::handleIntr(void) {
     mSys->Radio.handleIntr();
 }
 
-//-----------------------------------------------------------------------------
-bool app::getWifiApActive(void) {
-    return mWifi->getApActive();
-}
-
 //-----------------------------------------------------------------------------
 void app::scanAvailNetworks(void) {
-    mWifi->scanAvailNetworks();
+    mWifi.scanAvailNetworks();
 }
 
 //-----------------------------------------------------------------------------
 void app::getAvailNetworks(JsonObject obj) {
-    mWifi->getAvailNetworks(obj);
+    mWifi.getAvailNetworks(obj);
 }