Added some assumptions about the combination of capabilities and number of mixers, encoders and outputs.
Added some assumptions about the combination of capabilities and number
of mixers, encoders and outputs.

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