Make alert colors consistent.
Review Request #10547 — Created May 1, 2019 and submitted — Latest diff uploaded
We have a bunch of things which can be vaguely grouped as
"alerts"--error conditions, update notifications, banners, and issues.
These all used very similar (almost indistinguishable) but not quite
identical color codes. This change makes them all consistent under a
Looked at the changed UI elements and verified that they all appeared