GitLab

This CL moves the site URL out of the subpage title and into the body of
the subpage. The new title is Site settings. In the new position, the
url has its favicon. This is similar to a previous revision done by
Finnur@.

BUG=646616
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Review-Url: https://codereview.chromium.org/2342473003
Cr-Commit-Position: refs/heads/master@{#419051}