divio/django-cms — pull request #1145 by dotsbb (2012-01-18 13:57:36+00:00)
Title: fixed bug that causes creation of thousands duplicated CacheKey records

I found and fixed bug that cause creation of thousands duplicated CacheKey records.
This bug significantly reduces the performance of cache invalidation and use a lot of DB space.

Before was:
![over 9000 rows](http://i.imgur.com/3qwvI.png)
![duplicates](http://i.imgur.com/z7zsH.png)