gstlal_ifo_stat: add status Ready for Virgo
Virgo wants status "Ready" to be displayed in addition to "Observing" and "Down" (link to issue). Status "Ready" should be the 0th bit up.
Virgo wants status "Ready" to be displayed in addition to "Observing" and "Down" (link to issue). Status "Ready" should be the 0th bit up.