v2.0.0-alpha.44

Fix bug in UDP receive.

v2.0.0-alpha.43

Add more allowed chip variants in tools/firmware.
Fix registering of externals in message encoding.
Fix stack check overflows after preemption.
Disconnect pins from the PWM when the channel is closed.
Fix pulse counter test.
Use Python 3.8 when building.

v2.0.0-alpha.42

Optimize access to Task.current and calls to identical.
Fix a few issues with the BLE stack.
Add AES functions for GCM mode, used by TLS.
Remove check whether port is character device in tools/firmware on windows.
Disable DTLS supporton ESP32 targets.
Add cursor to buffered readers .
Allow an odd number of hex digits in encoding.hex.decode.
Fix flashing on Windows.
Rewrite 'pin.wait_for'.

v2.0.0-alpha.41

Add support for external SPI flash.
Update sdk/tools to work on Windows hosts.

v2.0.0-alpha.40

Add support for ESP-NOW.
Add necessary primitives for implementing pkg-host on Windows.
Improve generated documentation for AES.
Fix BLE descriptors.

v2.0.0-alpha.39

Implement FlashRegistry for Windows hosts.
Minor fixes for the ESP32S2.

v2.0.0-alpha.38

Add networking capability on Windows.
Add UART support on Mac and Windows.
Fix compilation on ARM-based Windows.
Raise TLS receive buffer size on host platforms.
Use non-integer constants for UART stop bit count.
Fix calculation of 64 bit CRCs.

v2.0.0-alpha.37

Add accelerated CRC algorithms.
Prefer writing full pages during OTA.
Make GitHub actions work in forks.

v2.0.0-alpha.36

Reduce profiler test flakiness.
Rewrite BLE implementation.
Report malloc failure instead of wrong object type in message encoding.
Make the logging less scary when PSRAM is missing.
Add support for mapping current firmware into memory.
Add system.base.firmware to share more firmware service code.

v2.0.0-alpha.35

Fix root cert in test for www.microsoft.com.