Profiles: Change the way the profiles are saved/restored
          ibini.c now uses only libiio
Fmcomms2: Update the format of save/restore attributes
Fmcomms2_adv: Update the format of save/restore attributes
Dmm: Update the format of save/restore attributes
Fmcomms1: Update the format of save/restore attributes
Daq2: Update the format of save/restore attributes
Scpi: Update the format of save/restore attributes