backport fix for 81084: fix double key events in typeahead.
backport fix for 81084: fix double key events in typeahead.

svn path=/branches/KDE_3_3_BRANCH/kdepim/; revision=340472

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