avoid "0 unknown recipients"
avoid "0 unknown recipients"

svn path=/branches/kdepim/enterprise4/kdepim/; revision=820176

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