readme updated

README.txt

@@ -5,3 +5,8 @@ Django-avatar is a reusable application for handling user avatars.  It has the
 ability to default to Gravatar if no avatar is found for a certain user.
 Django-avatar automatically generates thumbnails and stores them to your default
 file storage backend for retrieval later.
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+
+Addons to this fork:
+----------------
+we added a templatetag that returns the avatar model, therefore allowing us to display the avatar in any size using another image cropping/scaling app.