core: comment out enabling of debug in core.c
core: comment out enabling of debug in core.c

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