fix the bug that fuseclient's mount feature can't be set readonly, #123
fix the bug that fuseclient's mount feature can't be set readonly, #123

ipdcode/containerfs,ipdcode/containerfs,ipdcode/containerfs,zhengxiaochuan-3/containerfs,ipdcode/containerfs,ipdcode/containerfs,ipdcode/containerfs,zhengxiaochuan-3/containerfs,jls502/containerfs,ipdcode/containerfs,ipdcode/containerfs,jls502/containerfs,ipdcode/containerfs