Major Releases v1.2.0

### Major Releases v1.2.0

1. Configurable **Customs HTML Headers**, including Customs Style, Customs Head Elements, CORS Header.
2. Add functions to control Config Portal from software or Virtual Switches. Check [How to trigger a Config Portal from code #25](khoih-prog/Blynk_WM#25)
3. Use more efficient [FlashStorage_SAMD v1.1.0](https://github.com/khoih-prog/FlashStorage_SAMD)
4. Add support to **ESP32-S2 (ESP32-S2 Saola and AI-Thinker ESP-12K)**
5. Add [**Instructions to install ESP32-S2 core**](https://github.com/khoih-prog/Ethernet_Manager#howto-install-esp32-s2-core-for-esp32-s2-saola-ai-thinker-esp-12k-boards-into-arduino-ide)
6. Fix Config Portal Bug. 
7. Update examples

README.md

@@ -232,16 +232,16 @@ This [**Ethernet_Manager** library](https://github.com/khoih-prog/Ethernet_Manag
  6. [`Seeeduino SAMD core 1.8.1+`](https://github.com/Seeed-Studio/ArduinoCore-samd) for SAMD21/SAMD51 boards (XIAO M0, Wio Terminal, etc.). [![Latest release](https://img.shields.io/github/release/Seeed-Studio/ArduinoCore-samd.svg)](https://github.com/Seeed-Studio/ArduinoCore-samd/releases/latest/)
  7. [`Adafruit nRF52 v0.21.0+`](https://www.adafruit.com) for nRF52 boards such as Adafruit NRF52840_FEATHER, NRF52832_FEATHER, NRF52840_FEATHER_SENSE, NRF52840_ITSYBITSY, NRF52840_CIRCUITPLAY, NRF52840_CLUE, NRF52840_METRO, NRF52840_PCA10056, PARTICLE_XENON, **NINA_B302_ublox**, etc. [![GitHub release](https://img.shields.io/github/release/adafruit/Adafruit_nRF52_Arduino.svg)](https://github.com/adafruit/Adafruit_nRF52_Arduino/releases/latest)
  8. [`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/). To use ESP8266 core 2.7.1+ for LittleFS. 
- 9. [`ESP32 Core 1.0.4+`](https://github.com/espressif/arduino-esp32) for ESP32-based boards. [![Latest release](https://img.shields.io/github/release/espressif/arduino-esp32.svg)](https://github.com/espressif/arduino-esp32/releases/latest/)
-10. [`ESP32S2 Core 1.0.4+`](https://github.com/espressif/arduino-esp32/tree/esp32s2) for ESP32S2-based boards.
+ 9. [`ESP32 Core 1.0.5+`](https://github.com/espressif/arduino-esp32) for ESP32-based boards. [![Latest release](https://img.shields.io/github/release/espressif/arduino-esp32.svg)](https://github.com/espressif/arduino-esp32/releases/latest/)
+10. [`ESP32S2 Core 1.0.5+`](https://github.com/espressif/arduino-esp32/tree/esp32s2) for ESP32S2-based boards.
 11. Depending on which Ethernet card you're using:
-   - [`Ethernet library v2.0.0+`](https://www.arduino.cc/en/Reference/Ethernet) for W5100, W5200 and W5500.
-   - [`EthernetLarge library v2.0.0+`](https://github.com/OPEnSLab-OSU/EthernetLarge) for W5100, W5200 and W5500.
-   - [`Ethernet2 library v1.0.4+`](https://github.com/khoih-prog/Ethernet2) for W5500.
-   - [`Ethernet3 library v1.5.3+`](https://github.com/sstaub/Ethernet3) for W5500/WIZ550io/WIZ850io/USR-ES1 with Wiznet W5500 chip.
-   - [`EthernetENC library v2.0.0+`](https://github.com/jandrassy/EthernetENC) for ENC28J60. **New and Better**
-   - [`UIPEthernet library v2.0.9+`](https://github.com/UIPEthernet/UIPEthernet) for ENC28J60
-   - [`NativeEthernet Library version stable111+`](https://github.com/vjmuzik/NativeEthernet) for Teensy 4.1 built-in NativeEthernet
+   - [`Ethernet library v2.0.0+`](https://github.com/arduino-libraries/Ethernet) for W5100, W5200 and W5500.  [![GitHub release](https://img.shields.io/github/release/arduino-libraries/Ethernet.svg)](https://github.com/arduino-libraries/Ethernet/releases/latest)
+   - [`EthernetLarge library v2.0.0+`](https://github.com/OPEnSLab-OSU/EthernetLarge) for W5100, W5200 and W5500. [![GitHub release](https://img.shields.io/github/release/OPEnSLab-OSU/EthernetLarge.svg)](https://github.com/OPEnSLab-OSU/EthernetLarge/releases/latest)
+   - [`Ethernet2 library v1.0.4+`](https://github.com/khoih-prog/Ethernet2) for W5500. [![GitHub release](https://img.shields.io/github/release/adafruit/Ethernet2.svg)](https://github.com/adafruit/Ethernet2/releases/latest)
+   - [`Ethernet3 library v1.5.3+`](https://github.com/sstaub/Ethernet3) for W5500/WIZ550io/WIZ850io/USR-ES1 with Wiznet W5500 chip. [![GitHub release](https://img.shields.io/github/release/sstaub/Ethernet3.svg)](https://github.com/sstaub/Ethernet3/releases/latest)
+   - [`EthernetENC library v2.0.0+`](https://github.com/jandrassy/EthernetENC) for ENC28J60. [![GitHub release](https://img.shields.io/github/release/jandrassy/EthernetENC.svg)](https://github.com/jandrassy/EthernetENC/releases/latest). **New and Better**
+   - [`UIPEthernet library v2.0.9+`](https://github.com/UIPEthernet/UIPEthernet) for ENC28J60. [![GitHub release](https://img.shields.io/github/release/UIPEthernet/UIPEthernet.svg)](https://github.com/UIPEthernet/UIPEthernet/releases/latest)
+   - [`NativeEthernet Library version stable111+`](https://github.com/vjmuzik/NativeEthernet) for Teensy 4.1 built-in NativeEthernet. [![GitHub release](https://img.shields.io/github/release/vjmuzik/NativeEthernet.svg)](https://github.com/vjmuzik/NativeEthernet/releases/latest)
 12. Depending on which board you're using:
    - [`DueFlashStorage library v1.0+`](https://github.com/sebnil/DueFlashStorage) for SAM DUE. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/DueFlashStorage.svg?)](https://www.ardu-badge.com/DueFlashStorage)
    - [`FlashStorage_SAMD library v1.1.0+`](https://github.com/khoih-prog/FlashStorage_SAMD) for SAMD21 and SAMD51 boards (ZERO, MKR, NANO_33_IOT, M0, M0 Pro, AdaFruit Itsy-Bitsy M4, etc.). [![GitHub release](https://img.shields.io/github/release/khoih-prog/FlashStorage_SAMD.svg)](https://github.com/khoih-prog/FlashStorage_SAMD/releases/latest)