locale-independent conversion to upper/lower case
locale-independent conversion to upper/lower case

svn path=/trunk/kdepim/; revision=386818

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