v4l tools on mesh clients

src/freedombone-image-customise

     chroot "$rootdir" apt-get -y install libnotify-bin
 
 	# for video/audio
-    chroot "$rootdir" apt-get -y install libtheora-bin libvorbis-dev	
+    chroot "$rootdir" apt-get -y install libtheora-bin libvorbis-dev v4l-utils
 	
     # Produce a text file on the desktop listing users on the mesh
     cat <<EOF > $rootdir/usr/bin/list-tox-users