fence_sanlockd: use init script
    
    Start/stop fence_sanlockd with init script.
    It is started with -w, which means wait for options.
    Later (from cman start), fence_node -U -> fence_sanlock -o on
    calls fence_sanlockd -s to send the running daemon the
    p,i options.
    
    Signed-off-by: David Teigland <teigland@redhat.com>