working on improving the plotting of SCurves
changed the canvas style to use 1 large canvas for each CBC showing all test group SCurve results (+Vplus vs. Vcth graph in Case of Vplus scan)
fixed fit of Vplus Vcth scan and extraction of parameters
introduced a #define in Calibration.h that enables or disables readback!
Merge remote-tracking branch 'upstream/Dev' into GUI
working version of load/init/cfg hardware with pushbuttons