v1.9.1 to fix compile error for Teensy 4.1 using new QNEthernet library versions

Release v1.9.1

1. Fix compile error for Teensy 4.1 using new QNEthernet library version. Check Fix QNEthernet TCP interface #35
2. Update Packages' Patches
3. Verify working with new Arduino IDE v1.8.18
4. Update library.json and platform.ini newly published QNEthernet library

v1.9.0 to auto detect ESP32 core to use for WT32_ETH01, fix bug in WT32_ETH01 examples to reduce connection time and replace deprecated `echo.websocket.org` in examples.

Major Release v1.9.0

1. Auto detect ESP32 core to use for WT32_ETH01
2. Fix bug in WT32_ETH01 examples to reduce connection time
3. Replace deprecated echo.websocket.org in examples.

v1.8.1 to update `platform.ini` and `library.json`

Release v1.8.1

1. Update platform.ini and library.json to use original khoih-prog instead of khoih.prog after PIO fix
2. Update Packages' Patches

v1.8.0 to add support to RP2040-based boards, such as Nano_RP2040_Connect, RASPBERRY_PI_PICO, ADAFRUIT_FEATHER_RP2040, using WiFiNINA

Major Release v1.8.0

1. Add support to RP2040-based boards, such as Nano_RP2040_Connect, RASPBERRY_PI_PICO, ADAFRUIT_FEATHER_RP2040, using WiFiNINA
2. Add examples with new features
3. Update many Packages' Patches

v1.7.0 to add support to Portenta_H7, using either WiFi or Vision-shield Ethernet

Major Release v1.7.0

1. Add support to Portenta_H7, using either WiFi or Vision-shield Ethernet
2. Add examples with new features

v1.6.0 to add support to QNEthernet Library for Teensy 4.1 built-in Ethernet

Major Release v1.6.0

1. Add support to QNEthernet Library for Teensy 4.1 built-in Ethernet
2. Update examples with new features

Release v1.5.0 to add support to WT32_ETH01 (ESP32 + LAN8720) boards

Major Release v1.5.0

1. Add support to WT32_ETH01 (ESP32 + LAN8720) boards
2. Add examples with new features

Release v1.4.0 to add support to RP2040-based boards using Earle Philhower's arduino-pico core or Arduino-mbed RP2040 core

Major Release v1.4.0

1. Add support to RP2040-based boards, such as RASPBERRY_PI_PICO, ADAFRUIT_FEATHER_RP2040 and GENERIC_RP2040, using Earle Philhower's arduino-pico v1.5.1+ core.
2. Add support to RP2040-based boards, such as RASPBERRY_PI_PICO, ADAFRUIT_FEATHER_RP2040 and GENERIC_RP2040, using Arduino-mbed RP2040 v2.1.0+ core.
3. Add examples with new features

Release v1.3.0 to add support to WiFi101 To be used with Forked WiFi101 library (https://github.com/khoih-prog/WiFi101)

Release v1.3.0

1. Add support to WiFi101. To be used with Forked WiFi101 library
2. Check compatibility with new ESP8266 core v3.0.0
3. Suppress warnings

Release v1.2.4 to add InSecured mode for ESP32

Release v1.2.4

1. Add InSecure mode for ESP32. For more info, check Add setInsecure for esp32 #18
2. Add InSecude-mode examples for ESP32/ESP8266