Initial import
clang-format + avoid event on boot
Shorten led blinking
Fix .gitignore
Check in firmware binary
Add schematic
Fix ascii_to_hid transation unit
Create README.md
Fix USB descriptors

- Fix a merge error in the endpoint descriptor
  (causing error on Windows).
- Fix strings widths.
- Disable USB_ENABLE_STATUS_STAGE_TIMEOUTS.
- Enabling PWRT
- Remove wake-up capabilities.
- Minor cosmetic changes.