[1.5.x] Fixed #20830 -- Clarified that Django uses a customized version of six.
[1.5.x] Fixed #20830 -- Clarified that Django uses a customized version of six.

Thanks glarrain for the suggestion.

Backport of a53caf28bf from master

ccn-2m/django,bliti/django-nonrel-1.5,ccn-2m/django,ccn-2m/django,bliti/django-nonrel-1.5,bliti/django-nonrel-1.5,ccn-2m/django