GitLab

Add an experiment arm for an alternate NTP card layout that swaps the
article thumbnail back to the end of the card.

Also increase the font size and decrease the space between cards for
Modern in general.

BUG=852163

Change-Id: Ie0c133befbb96308fc0caf08e1e9d7bc025ef079
Reviewed-on: https://chromium-review.googlesource.com/1101833
Commit-Queue: Theresa <twellington@chromium.org>
Reviewed-by: Ted Choc <tedchoc@chromium.org>
Cr-Commit-Position: refs/heads/master@{#567717}