Please note that the entry point of search is not in the UI yet. To see the
search result UI, you'll have to build with docs, then point your browser to the
URL directly now:
http[s]://[your gerrit instance]/#/Documentation/[keyword]
TODO: Currently we skipped paging. Maybe add it back later.
Change-Id: I7d920d2f4b9044bdd0de9b30f005405b140c0458
ff13be1fd0