Merge pull request #72 from dlarrick/state-attributes-fix

Updating state attributes to match new home assistant rules.

custom_components/kumo/climate.py

@@ -506,7 +506,7 @@ def _update_defrost(self):
         self._defrost = defrost
 
     @property
-    def device_state_attributes(self):
+    def extra_state_attributes(self):
         """Return the state attributes of the device."""
         attr = {}
         if self._battery_percent is not None: