gnome-orca

src/freedombone-image-customise

     chroot "$rootdir" apt-get -yq install zenity
 
     # accessibility
-    chroot "$rootdir" apt-get -yq install orca festival
+    chroot "$rootdir" apt-get -yq -t stretch-backports install gnome-orca
+    chroot "$rootdir" apt-get -yq install festival
 
     # Produce a text file on the desktop listing users on the mesh
     cat <<EOF > "$rootdir/usr/bin/list-tox-users"