Added index field to FontDescription that allows to control which face is loaded from a font file that provides a collection of faces.
Added index field to FontDescription that allows to control which face is
loaded from a font file that provides a collection of faces.

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