Backport second half of "don't use identity bcc on groupware mails".
Backport second half of "don't use identity bcc on groupware mails".

svn path=/branches/KDE_3_3_BRANCH/kdepim/; revision=357035

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi