API: Extend DFBRegion
API: Extend DFBRegion

lancebaiyouview/DirectFB,sklnet/DirectFB,kaostao/directfb,deniskropp/DirectFB,deniskropp/DirectFB,kevleyski/directfb,kaostao/directfb,DirectFB/directfb,jcdubois/DirectFB,kevleyski/directfb,lancebaiyouview/DirectFB,djbclark/directfb-core-DirectFB,djbclark/directfb-core-DirectFB,sklnet/DirectFB,sklnet/DirectFB,djbclark/directfb-core-DirectFB,jcdubois/DirectFB,deniskropp/DirectFB,DirectFB/directfb,kevleyski/directfb,djbclark/directfb-core-DirectFB,kevleyski/directfb,lancebaiyouview/DirectFB,DirectFB/directfb,kaostao/directfb,jcdubois/DirectFB,sklnet/DirectFB,deniskropp/DirectFB,lancebaiyouview/DirectFB