Optimize logging (#41)

* Move print statements to logger

* Add external log location for addon usage

* Add more detailed logs for debug

* Bump version

src/main.py

@@ -1,11 +1,14 @@
+import logging
 from volvo import authorize
 from mqtt import update_loop, connect
 from const import VERSION
-from util import set_tz
+from util import set_tz, setup_logging
+
 
 if __name__ == '__main__':
-    print("Starting volvo2mqtt version " + VERSION)
     set_tz()
+    setup_logging()
+    logging.info("Starting volvo2mqtt version " + VERSION)
     authorize()
     connect()
     update_loop()