fixed size of filter combobox
fixed size of filter combobox

svn path=/trunk/kdepim/; revision=404009

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