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Release Notes
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V1.0.4 (2024-02-06 )
1. Improve compatibility with AP.
2. Support MQTT-3.1.1 and MQTT-5.0
3. Support build under Linux.

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V1.0.3 (2022-11-30)
1. Update Firmware_library.
2. Improve robustness of AP mode.
3. Add new UART command:switch_image.

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V1.0.2 (2022-03-18)
1. Simplify development environment setup.
   Remove dependency on Python and remove automatic download after compilation.
2. Support LWIP IPV6 for STA mode.
3. Add new UART command to enable bandwidth 40M support.
4. Fine tune RF and update RF control parameters.

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V1.0.1 (2022-01-20)
1. Add UART configuration for GD32W515P-EVAL board.
2. Support more types of GD QSPI FLASH chips.

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V1.0.0 (2021-11-30)
1. First release.
