friend pictures on group edit page should now display the default person image...

friend pictures on group edit page should now display the default person image if friend's picture isn't present

app/views/groups/edit.html.haml

@@ -32,7 +32,7 @@
         -for person in group.people
 
           %li.person{:id => person.id, :from_group_id => group.id}
-            = image_tag(person.profile.image_url(:thumb_small)) unless person.profile.image_url.nil?
+            = person_image_tag(person)
             .name
               = person.real_name
 %p