Version info:

1.1 - initial version
1.2 - formula for calculating L and C is fixed
1.3 - enable watchdog
1.4 - fixed some bugs
1.5 - HW revision test bug fixed
1.6 - L and C units fixed in Single mode
1.7 - Save and load of measured data. OSL calibration. Improved reliability of BLE
1.8 - fix OSL with open connector, correction of measurement stop via BLE.
1.9 - Japanese localization of the GUI. Long names of slot bug fixed.
1.10 - fixed a bug of missing 6m and 2m bands in the ITU-3 region.
1.12 - battery charge bug fixed, 4 meters band added.