Disabled "delete" button if the list is empty.
Disabled "delete" button if the list is empty.


svn path=/trunk/KDE/kdepim/; revision=817174

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