Fixed #6139 -- When sending email, made sure that the "to" and "bcc" sequences have the same type before concatenating.
Fixed #6139 -- When sending email, made sure that the "to" and "bcc" sequences have the same type before concatenating.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@6953 bcc190cf-cafb-0310-a4f2-bffc1f526a37

--HG--
extra : convert_revision : cb6ea61937f0f5b97b6695238c97e87987355327

adieu/django-nonrel,heracek/django-nonrel,heracek/django-nonrel,adieu/django-nonrel,adieu/django-nonrel,heracek/django-nonrel