v1.5.1

### Releases v1.5.1

1. Fix compiler error if setting `Compiler Warnings` to `All`. 
2. Modify multiWiFi-related timings to work with latest esp32 core v1.0.6

README.md

@@ -353,7 +353,7 @@ It's using a web ConfigPortal, served from the `ESP32 / ESP8266`, and operating
 
  1. [`Arduino IDE 1.8.13+` for Arduino](https://www.arduino.cc/en/Main/Software)
  2. [`ESP8266 Core 2.7.4+`](https://github.com/esp8266/Arduino) for ESP8266-based boards. [![Latest release](https://img.shields.io/github/release/esp8266/Arduino.svg)](https://github.com/esp8266/Arduino/releases/latest/)
- 3. [`ESP32 Core 1.0.6+`](https://github.com/espressif/arduino-esp32) for ESP32-based boards. [![Release Version](https://img.shields.io/github/release/espressif/arduino-esp32.svg?style=plastic)]
+ 3. [`ESP32 Core 1.0.6+`](https://github.com/espressif/arduino-esp32) for ESP32-based boards. ![Release Version](https://img.shields.io/github/release/espressif/arduino-esp32.svg?style=plastic)
  4. [`ESP32S2 Core 1.0.4+`](https://github.com/espressif/arduino-esp32/tree/esp32s2) for ESP32S2-based boards.
  5. [`ESP_DoubleResetDetector v1.1.1+`](https://github.com/khoih-prog/ESP_DoubleResetDetector) if using DRD feature. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/ESP_DoubleResetDetector.svg?)](https://www.ardu-badge.com/ESP_DoubleResetDetector). Use v1.1.0+ if using LittleFS for ESP32.
  6. [`LittleFS_esp32 v1.0.5+`](https://github.com/lorol/LITTLEFS) for ESP32-based boards using LittleFS. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/LittleFS_esp32.svg?)](https://www.ardu-badge.com/LittleFS_esp32)