IPv4-only mode saves 20KB+ of flash memory. Add some backwards compatibility with the global Arduino Ethernet class when running in IPv4 only mode. Fixes #687 * Speed P.IO build by not cloning 2GB of sources * Document P.IO new option
* Add TLS (https) support * Add NTP server * Clean up include path, add BearSSL headers * Allow 2 NTP servers, add ESP8266 compat define * Add MFLN SSL example, free/used/total heap getters * Enable stack thunking * Add tested SSL examples * Add BSSL_validation demo * Add Client Certificate example * Add RP2040 helper docs * Clean up doc errors, missing doc version info * Add WiFiClientSecure documentation * Add NTP docs Fixes #679
Also add a README.md to the tools directory.