Refactoring

###Fix
* Refactoring done based on home assistant style guidelines and suggestions submitted on the core pull request version of this integration
* Added new sensors to strings json and disabled by default

custom_components/owlet/__init__.py

@@ -79,7 +79,7 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
 
     scan_interval = entry.options.get(CONF_SCAN_INTERVAL)
     coordinators = {
-        serial: OwletCoordinator(hass, sock, scan_interval)
+        serial: OwletCoordinator(hass, sock, scan_interval, entry)
         for (serial, sock) in socks.items()
     }