Added GPL header

Changed UART speed from 38400 to 115200 bauds

MOved RTEMS config in fsw_params.h

Removed most unused macros used this trick: http://www.xappsoftware.com/wordpress/2017/02/20/how-to-find-unused-define-into-your-c-code/

Removed few unused macros

Added Calibrations Task defines This task will ensure the calibrations signal frequency sweep by dividing by 2 the sampling frequency between each snapshot.

Added scrubbing Task, to increase scrubbing frequency and avoid entering idle task.

DEFAULT modulus, tbad, offset and shift in finetime abovementionned values are stored in finetime in filterPar_t (uint64_t)

HALF_ACQUISITION_DURATION_Fx added 1 unused constant removed

remove duplicated constants