All copyright forms updated to 2020.
QEI driver patch enhanced.The MODULE_INIT_HAL_EXTRA() hook is not required anymore for the DiWheelDrive modules.
ChibiOS updated to version stable_19.1.x.NOTE: ChibiOS 19.1.x seems to contain some issues as of now.
Review of the QEI driver patch (minor changes).
Moved QEI driver into ChibiOS (patch).