Initial TapoCamera support (#1165)

Adds experimental support for the Tapo Camera protocol also used by the H200 hub.
Creates a new SslAesTransport and a derived SmartCamera and SmartCameraProtocol.

kasa/experimental/enabled.py

@@ -0,0 +1,12 @@
+"""Package for experimental enabled."""
+
+
+class Enabled:
+    """Class for enabling experimental functionality."""
+
+    value = False
+
+    @classmethod
+    def set(cls, value):
+        """Set the enabled value."""
+        cls.value = value