make search folders work with non-imap folders again
make search folders work with non-imap folders again

svn path=/trunk/kdepim/; revision=218694

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