update entity types

test/data/schema.py

 class comments(RelationDefinition):
     subject = 'Comment'
-    object = ('EUser', 'BlogEntry')
+    object = ('CWUser', 'BlogEntry')
     cardinality='1*'
     composite='object'

views.py

@@ -45,7 +45,7 @@
         # display text, author and creation date
         self.w(u'<div class="comment">')
         self.w(u'<div class="commentInfo">')
-        # do not try to display creator when you're not allowed to see EUsers
+        # do not try to display creator when you're not allowed to see CWUsers
         if entity.creator:
             authorlink = entity.creator.view('oneline')
             self.w(u'%s %s\n' % (self.req._('written by'), authorlink))