Change the return type of the input event handler in tests to bool
Change the return type of the input event handler in tests to bool

--HG--
branch : gui_navigation-devel

cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two