Ruby Loo 85581f3bb9 Update release instructions wrt grenade
This updates the release documentation to indicate that we have
to wait until grenade is testing the latest release against master,
before making code changes related to rolling upgrades.

Change-Id: I60a3343cfb4565da725a7b39c6ee8b04e4389dec
2018-02-20 11:42:36 -05:00
..