Fix double logging and improve GMA logging

spothole.py

@@ -87,8 +87,9 @@ if __name__ == '__main__':
     root.setLevel(logging.INFO)
     handler = logging.StreamHandler(sys.stdout)
     handler.setLevel(logging.INFO)
-    formatter = logging.Formatter("%(message)s")
+    formatter = logging.Formatter("%(levelname)s : %(message)s")
     handler.setFormatter(formatter)
+    root.handlers.clear()
     root.addHandler(handler)
 
     logging.info("Starting...")