Show another column color if a review request was changed after a ShipIt

Review Request #7825 — Created Dec. 23, 2015 and discarded — Latest diff uploaded

Information

Review Board
release-2.5.x

Reviewers

If someone edit the review request it cannot be identified in overview
page that the ShipIt means only old review requests. So we show
the ShipIt column in another color if there is no ShipIt for the
latest review request.

We use this in our production review board.