Fix panoptes#230 - Dome.status is a property, not a function. Was bei…

…ng called,

causing an exception because a str can't be called.

pocs/observatory.py

@@ -136,7 +136,7 @@ def status(self):
                         t, self.mount.get_target_coordinates())
 
             if self.dome:
-                status['dome'] = self.dome.status()
+                status['dome'] = self.dome.status
 
             if self.current_observation:
                 status['observation'] = self.current_observation.status()