Changed object and alias search methods to be more effective. Made aliases a separate model to avoid overhead with large searches. The change of aliases meand you need to resync your database.

src/typeclasses/managers.py

@@ -87,7 +87,7 @@ class TypedObjectManager(models.Manager):
         are either a string '#N' or an integer N.
         Output is the integer part. 
         """
-        if type(dbref) == str:
+        if isinstance(dbref, basestring):
             dbref = dbref.lstrip('#')
         try:
             dbref = int(dbref)