message: missed one file header
diff: * WiFiManager.cpp
  *
  * WiFiManager, a library for the ESP8266/Arduino platform
  - * (https://github.com/esp8266/Arduino) to enable easy
  - * configuration and reconfiguration of WiFi credentials using a Captive Portal
  - *
  - * inspired by:
  - * http://www.esp8266.com/viewtopic.php?f=29&t=2520
  - * https://github.com/chriscook8/esp-arduino-apboot
  - * https://github.com/esp8266/Arduino/tree/master/libraries/DNSServer/examples/CaptivePortalAdvanced
  - * Built by AlexT https://github.com/tzapu
  - * Licensed under MIT license
  + * for configuration of WiFi credentials using a Captive Portal
  *
  * @author Creator tzapu
  * @author tablatronix
  