* Add V9240 driver
* Addendum to previous commit
* Add driver code similar to the prototype
* they are talking to each other
* Added implementation of calibration commands
* continued work of calibration
* Maybe it works.
* Post-merger control
* Change driver number 34 to 25
* Correction of other comments
* Removed duplicate code
* Adjusting the calibration procedure according to the behavior stated here. To the extent possible.
https://tasmota.github.io/docs/Power-Monitoring-Calibration/#calibration-procedure
* Removed added trailing whitespaces
* Fixing several small issues.