add setup functions

Signed-off-by: Ladislas de Toldi <ladislas@weareleka.com>
add settozero

Signed-off-by: Ladislas de Toldi <ladislas@weareleka.com>
led motif

Signed-off-by: Ladislas de Toldi <ladislas@weareleka.com>
modified motor functions

Signed-off-by: Ladislas de Toldi <ladislas@weareleka.com>
rgblib OK

Signed-off-by: Ladislas de Toldi <ladislas@weareleka.com>
accelerometer working

Signed-off-by: Ladislas de Toldi <ladislas@weareleka.com>