Changed PluginInfo.__init__ to call super instead of looping through …

…kwargs to add items to the dictionary.

addons/source-python/packages/source-python/plugins/info.py

@@ -56,6 +56,7 @@ def __init__(self, verbose_name=None, author=None, description=None,
             attributes to appear in the plugin listing, update
             :attr:`display_in_listing`.
         """
+        super().__init__(**kwargs)
         self._verbose_name = verbose_name
         self.author = author
         self.description = description
@@ -70,15 +71,12 @@ def __init__(self, verbose_name=None, author=None, description=None,
         #  ('test1.start_vote', 'Permission to start a vote.')]
         self.permissions = [] if permissions is None else permissions
         self.public_convar = public_convar
-        
+
         self.display_in_listing = [] if display_in_listing is None else display_in_listing
 
         # A reference to its LoadedPlugin instance. Will be set by the
         # LoadedPlugin instance itself
         self.plugin = None
-
-        for key, value in kwargs.items():
-            self[key] = value
 
     def _create_public_convar(self):
         """Create a public convar if :attr:`public_convar` is set to True."""