One more step on the way to correct unread counts in imap folders in all situations and across restarts.
One more step on the way to correct unread counts in imap folders in all
situations and across restarts.

svn path=/trunk/kdepim/; revision=235841

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