v2.3.0 to add new features, such as CORS, to add example EthernetWebServer_BigData and modify example AdvancedWebServer to demo how to send larger data than 2/4/8/16K buffer, etc.

[khoih-prog]

Releases v2.3.0

1. Add new features, such as CORS, etc.
2. Add example EthernetWebServer_BigData to demo how to send larger data than 2/4/8/16K buffer
3. Modify example AdvancedWebServer to demo how to send larger data than 2/4/8/16K buffer
4. Update code
5. Update Packages' Patches

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This discussion was created from the release v2.3.0 to add new features, such as `CORS`, to add example EthernetWebServer_BigData and modify example AdvancedWebServer to demo how to send larger data than `2/4/8/16K` buffer, etc..