Irc: deprecate checkAuthenticated()

classes.py

@@ -1077,6 +1077,9 @@ class Irc():
         Checks whether the given user has operator status on PyLink, raising
         NotAuthorizedError and logging the access denial if not.
         """
+        log.warning("(%s) Irc.checkAuthenticated() is deprecated as of PyLink 1.2 and may be "
+                    "removed in a future relase. Consider migrating to the PyLink Permissions API.",
+                    self.name)
         lastfunc = inspect.stack()[1][3]
         if not self.isOper(uid, allowAuthed=allowAuthed, allowOper=allowOper):
             log.warning('(%s) Access denied for %s calling %r', self.name,