0.6: README update.
0.6: README update.

opencadc/vosui,hjeeves/cadc-vosui,hjeeves/cadc-vosui,opencadc/vosui,opencadc/cadc-vosui,canfar/vosui,opencadc/cadc-vosui,opencadc/vosui,hjeeves/cadc-vosui,canfar/vosui,opencadc/cadc-vosui,opencadc/cadc-vosui,hjeeves/cadc-vosui,opencadc/vosui