Complete second logic pass, remove underscore from package name

reolinkapi/util.py

@@ -0,0 +1,11 @@
+from threading import Thread
+
+
+def threaded(fn):
+    def wrapper(*args, **kwargs):
+        thread = Thread(target=fn, args=args, kwargs=kwargs)
+        thread.daemon = True
+        thread.start()
+        return thread
+
+    return wrapper