don't crash when dragging folders to the end of the feed list BUG:174821
don't crash when dragging folders to the end of the feed list
BUG:174821

svn path=/branches/KDE/4.2/kdepim/; revision=935353

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