Add 4k display resolution.
Add 4k display resolution.

lancebaiyouview/DirectFB,DirectFB/directfb,DirectFB/directfb,deniskropp/DirectFB,lancebaiyouview/DirectFB,djbclark/directfb-core-DirectFB,lancebaiyouview/DirectFB,mtsekm/test,sklnet/DirectFB,djbclark/directfb-core-DirectFB,kaostao/directfb,mtsekm/test,kevleyski/directfb,dfbdok/DirectFB1,jcdubois/DirectFB,sklnet/DirectFB,djbclark/directfb-core-DirectFB,deniskropp/DirectFB,jcdubois/DirectFB,djbclark/directfb-core-DirectFB,lancebaiyouview/DirectFB,DirectFB/directfb,deniskropp/DirectFB,jcdubois/DirectFB,kevleyski/directfb,deniskropp/DirectFB,dfbdok/DirectFB1,kevleyski/directfb,dfbdok/DirectFB1,kaostao/directfb,kaostao/directfb,sklnet/DirectFB,kevleyski/directfb,sklnet/DirectFB,mtsekm/test