Don't crash when multiple simultaneous move commands to the same folder (such as multiple moves to trash) get informed of messages added to the destination folder which are not relevant for the current command.
Don't crash when multiple simultaneous move commands to the same folder
(such as multiple moves to trash) get informed of messages added to the
destination folder which are not relevant for the current command.

svn path=/trunk/kdepim/; revision=315746

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