Avoid to set the overlay memory limit, it's already done by the kernel.
Avoid to set the overlay memory limit, it's already done by the kernel.

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