* fixed parsing of current to float in service set_current
* Added optional name in the config file in order to get a better entety naming (easier to find)
* fix parsing of all parameters to service calls
* addressed code review comments + updated pypi dependency
* config name imported from cont.py + minor naming changes to be more clear about the meaning of a sensor
* removed name in config again, use product name gathered from the charging station instead
* implemented suggested changes
* changed variable naming as requested
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