make the debian util script never conflict with latest released versionw hen we build debs
make the debian util script never conflict with latest released versionw hen we build debs

lyx2014/libvpx_c,lyx2014/libvpx_c,lyx2014/libvpx_c,lyx2014/libvpx_c,lyx2014/libvpx_c,lyx2014/libvpx_c