…cture and MPLAB X v6.20 include-path instructions

- Implement non-blocking WS2812 port using SERCOM5 SPI PLIB + TC3 timer
- Added façade to include port header and bind Harmony port
- Added TC3 and support for 16-bit PLIB API (Timer16bitPeriod/Counter) in latch code
- Ensure latch generated via TC3 period interrupt (>=80 µs)

…wsen pads + set up interrupt pin

… handling for pressure and temperature readings

…erature that is updated with a timer

…n functionality

…stead of separatly

…ling

…nctions

…onality into pressure calculation instead.

…bility