add verbose log to indicate, that the restart is on purpose

src/LogMessages_DE.cpp

@@ -253,4 +253,5 @@ const char cantConnectToWifi[] = "WLAN-Verbindung fehlgeschlagen.";
 const char wifiSetLastSSID[] = "Schreibe letzte erfolgreiche SSID in NVS für WLAN Schnellstart: %s";
 const char mDNSStarted[] = "mDNS gestartet: http://%s.local";
 const char mDNSFailed[] = "mDNS Start fehlgeschlagen, Hostname: %s";
+const char restartAfterOperationModeChange[] = "Operation Mode geändert. ESPuino wird neu gestartet...";
 #endif

src/LogMessages_EN.cpp

@@ -254,4 +254,5 @@ const char cantConnectToWifi[] = "Failed to connect to WiFi.";
 const char wifiSetLastSSID[] = "Write last successful SSID to NVS for WiFi fast-path: %s";
 const char mDNSStarted[] = "mDNS started: http://%s.local";
 const char mDNSFailed[] = "mDNS failure, hostname: %s";
+const char restartAfterOperationModeChange[] = "Operation Mode changed. Restart ESPuino now...";
 #endif

src/LogMessages_FR.cpp

@@ -252,4 +252,5 @@ const char cantConnectToWifi[] = "Impossible de se connecter au WiFi.";
 const char wifiSetLastSSID[] = "Écrire le dernier SSID réussi dans le NVS pour le chemin rapide WiFi : %s";
 const char mDNSStarted[] = "mDNS démarré : http://%s.local";
 const char mDNSFailed[] = "Échec de mDNS, nom d'hôte : %s";
+const char restartAfterOperationModeChange[] = "Le mode de fonctionnement a changé. Redémarrez ESPuino maintenant...";
 #endif

src/System.cpp

@@ -157,6 +157,7 @@ void System_SetOperationMode(uint8_t opMode) {
 	uint8_t currentOperationMode = gPrefsSettings.getUChar("operationMode", OPMODE_NORMAL);
 	if (currentOperationMode != opMode) {
 		if (gPrefsSettings.putUChar("operationMode", opMode)) {
+			Log_Println(restartAfterOperationModeChange, LOGLEVEL_INFO);
 			ESP.restart();
 		}
 	}

src/logmessages.h

@@ -253,3 +253,4 @@ extern const char cantConnectToWifi[];
 extern const char wifiSetLastSSID[];
 extern const char mDNSStarted[];
 extern const char mDNSFailed[];
+extern const char restartAfterOperationModeChange[];