weather-service: add location property and split from gc_w_s_run

This helps in preparation of splitting out a dedicated
activation flag from the actually starting and stopping
the service.

Signed-off-by: Markus Göllnitz <camelcasenick@bewares.it>

src/gui/gcal-weather-settings.c

@@ -201,7 +201,8 @@ manage_weather_service (GcalWeatherSettings *self)
             g_warning ("Unknown location '%s' selected", gtk_editable_get_text (self->weather_location_entry));
         }
 
-      gcal_weather_service_run (weather_service, location);
+      gcal_weather_service_set_location (weather_service, location);
+      gcal_weather_service_start (weather_service);
     }
   else
     {