Core: Shutdown improvements, deactivate regions, destroy window pool later after stopping dispatcher
Core: Shutdown improvements, deactivate regions, destroy window pool later after stopping dispatcher

dfbdok/DirectFB1,sklnet/DirectFB,dfbdok/DirectFB1,kevleyski/DirectFB-1,mtsekm/test,kevleyski/directfb,deniskropp/DirectFB,kevleyski/DirectFB-1,jcdubois/DirectFB,djbclark/directfb-core-DirectFB,mtsekm/test,lancebaiyouview/DirectFB,kevleyski/DirectFB-1,kaostao/directfb,jcdubois/DirectFB,Distrotech/DirectFB,deniskropp/DirectFB,deniskropp/DirectFB,djbclark/directfb-core-DirectFB,kevleyski/directfb,djbclark/directfb-core-DirectFB,DirectFB/directfb,djbclark/directfb-core-DirectFB,sklnet/DirectFB,kevleyski/directfb,jcdubois/DirectFB,deniskropp/DirectFB,kaostao/directfb,kevleyski/DirectFB-1,sklnet/DirectFB,lancebaiyouview/DirectFB,lancebaiyouview/DirectFB,DirectFB/directfb,kaostao/directfb,Distrotech/DirectFB,sklnet/DirectFB,mtsekm/test,DirectFB/directfb,kevleyski/directfb,lancebaiyouview/DirectFB,Distrotech/DirectFB,dfbdok/DirectFB1