Add Google Custom Search Box to the footer
Remove location submit field from /people

Why? The geo-location feature is no longer supported.
Remove un-used html tags in /people
Remove query param 'center' in /people/ http request
Merge pull request #1496 from onceuponatimeforever/remove_un-used_html_tags

Remove location submit field from /people, remove un-used html tags on search_people.html
Merge pull request #1494 from Deborah-Digges/issue373

Add Google Custom Search Box to the footer
Close #373