added timeout failsafe

added timeout example

examples/AutoConnectWithTimeout/AutoConnectWithTimeout.ino

@@ -0,0 +1,42 @@
+#include <ESP8266WiFi.h>          //https://github.com/esp8266/Arduino
+
+//needed for library
+#include <EEPROM.h>
+#include <ESP8266mDNS.h>
+#include <WiFiManager.h>          //https://github.com/tzapu/WiFiManager
+
+//this intitilises the library, parameter is eeprom start
+WiFiManager wifi(0);
+
+void setup() {
+  // put your setup code here, to run once:
+  Serial.begin(115200);
+
+
+  //WiFiManager
+  //sets timeout until configuration portal gets turned off
+  //useful to make it all retry or go to sleep
+  //in seconds
+  wifi.setTimeout(120);
+  
+  //fetches ssid and pass from eeprom and tries to connect
+  //if it does not connect it starts an access point with the specified name
+  //here  "AutoConnectAP"
+  //and goes into a blocking loop awaiting configuration
+  if(!wifi.autoConnect("AutoConnectAP")) {
+    Serial.println("failed to connect and hit timeout");
+    delay(5000);
+    //reset and try again, or maybe put it to deep sleep
+    ESP.reset();
+    delay(5000);
+  } 
+
+  //if you get here you have connected to the WiFi
+  Serial.println("connected...yeey :)");
+ 
+}
+
+void loop() {
+  // put your main code here, to run repeatedly:
+
+}