in the event handler, always return true in the case of a tooltip event; otherwise, return QWidget::event(event).
in the event handler, always return true in the case of a tooltip event;
otherwise, return QWidget::event(event).

hopefully, this helps to fix some crashiness.

svn path=/trunk/KDE/kdepim/; revision=856482

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