ChibiOS updated to version stable_19.1.x.NOTE: ChibiOS 19.1.x seems to contain some issues as of now.
All preprocessor directives without arguments (e.g. #endif) are now followed by a comment, indicating where it belongs to (e.g. the preceding #if).
DW1000 unit test updated
Added DW1000 demo app on top of NUCLEO_F103RB example
Changed all header guards so they will not use unserscores as pre- and postfix.
Introduced support the STM32F103 NUCLEO module.