fixed OneCall integration test renamed `OneCall.one_call_historical` method to `OneCall.one_call_history` to complain with older PyOWM naming convention added method `OneCall.to_geopoint`
fixed OneCall integration test
renamed `OneCall.one_call_historical` method to `OneCall.one_call_history` to complain with older PyOWM naming convention
added method `OneCall.to_geopoint`

csparpa/pyowm,csparpa/pyowm