Added option "min_value", "max_value" and "step" to the number component.
Added option "cool_mode" to select and climate component and removed it from panasonic_heatpump component.
Removed function "set_traits", because the user can now set its own limits in yaml.
Renamed set16_1 to set16_9.
Renamed some states e. g. OperationMode (top4/set9).
Added functions to set only high or low nibble of a byte in a command message.