* add makeboards.py for generating boards.txt
use the newly generated boards.txt
* add Adafruit TinyUSB as submodule in libraries
* add TinyUSB core support for ch32v20x
* added tiyusb usbfs/usbhs for ch32v3
* update tinyusb lib
* update makeboards.py for CH32L10x_EVT HSI_LP
* Emulate EEPROM using the user select word storage area. Tested on CH32V003.
* Added more info, styling.
* Updated wording, typos and styling
* Updated some more wording and typos
* fixed typo