Ruby Loo 6e5d3653f1 Adds 9.0 to release_mappings
We just released 9.0.0, so this adds '9.0' and 'pike' to the list of
releases that can be specified, for rolling upgrades.

Change-Id: Ib3d2c662f96c0c5eb308b3db5be1874dcc63a274
2017-08-17 12:20:09 -04:00
..
2017-08-17 12:20:09 -04:00