If lxc_wait is called before the container has started the socket will not
yet have been created and lxc_wait's connect to it will fail. Starting the
daemon will create the socket for lxc_wait to connect to.
Signed-off-by: Dwight Engen <dwight.engen@oracle.com> Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>