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.


git-svn-id: 554f83ef17aa7291f84efa897c1acfc5d0035373@8086 bcc190cf-cafb-0310-a4f2-bffc1f526a37

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