This release contains alpha support for ESP32S2 and ESP32C3. Beware that some features might be broken

Commits

• 5d9b98c9 IDF master cf457d412 (#5073)
• 11f89cdd WiFiClientSecure fix flipped cert/key in comment (#5065)
• 01c8cae0 Added method to change the ledc PWM frequency programmatically (#5003)
• 57cf2fb9 Fix possible string overflow in BTAdvertisedDeviceSet::toString()
• 41c372c1 [2.0.0] BtClassic Discovery with info without connect (#4811)
• 223acb35 C3 toolchain uses github as source
• f6c9faf4 [2.0.0] FS::name() returns the item name as in Arduino SD (#4892)
• 89e7893b [2.0.0] Add BLE characteristic callbacks overloads (#4832)
• 7a4e7066 Add setMTU function to BLEClient.cpp/.h (#4999)
• f3dca15a Fix TTGO Boards missing upload parameters,add Twatch revision (#5063)
• 9f1330c7 esp32s2 temp sensor (#5044)
• ec7aeb49 Removed ProS2 and added TinyS2 to boards.txt (#5037)
• 9a518cd3 LITTLEFS update - partition label and multiple partitions, idea copied from SPIFFS (#5023)
• 81b7c472 Serial::end hang (#5047)
• e6ba8c7a Add KSZ8081 support. (#5061)
• 72eb3f32 Add Adafruit esp32s2 boards with custom bootloader, partition and upload.extra_flags (#5056)
• 66b11ff2 Update platformio-build-esp32c3.py
• 404a31f4 Initial Esp32c3 Support (#5060)
• 371f382d Fix Serial RX and add option for FIFO Full Threshold in Serial.begin
• 425619df Fix upload over USB CDC (USB serial must be set to 0)
• aeb4a13a ESP32S2 pinmap (#5015)
• 86459719 Fix delayMicroseconds() to use 64bit period
• 5502879a v2.0.0 Add support for ESP32S2 and update ESP-IDF to 4.4 (#4996)