Fixed #7966 -- Send email if it has "bcc" recipients and no "to" recipients. Patch from Zal.
Fixed #7966 -- Send email if it has "bcc" recipients and no "to" recipients.
Patch from Zal.

--HG--
extra : convert_revision : svn%3Abcc190cf-cafb-0310-a4f2-bffc1f526a37/django/trunk%408086

Belgabor/django,Belgabor/django,Belgabor/django