Monitor for LIS2DW accelerometer (#61)

Monitor for LIS2DW accelerometer (#61)

This watch face displays the current reading of the LIS2DW12 accelerometer.
The axis (x,y,z) can be selected using the alarm button. A long press on the
light button allows to configure the sensor, including its mode, data rate,
low power mode, bandwidth filtering, range, filter type, and low noise mode.

The watch face is mainly designed for experimenting with the sensor and
configuring it for other developing other watch faces.