emacs: Gerrit Summary of Comments

The "gerrit-comments" commant presents a magit-like buffer that acts
as an interface to discover Gerrit comments and quickly navigate to
them on the user's system from their emacs.

TEST=Evaluated, initialized values, and used new interface.

Change-Id: I9bf0061eaeb9f157fe1a9015488733fa7adf5d30
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/2320468
Reviewed-by: Jack Rosenthal <jrosenth@chromium.org>
Reviewed-by: Sean McAllister <smcallis@google.com>
Tested-by: Aaron Massey <aaronmassey@chromium.org>
Commit-Queue: Aaron Massey <aaronmassey@chromium.org>
1 file changed