Add an 'Overview' button that should open the page summaries view
Add an 'Overview' button that should open the page summaries view

Signed-off-by: Victor Porof <7d8eebacd0931807085fa6b9af29638ed74e0886@mozilla.com>

mozilla/tofino,mozilla/tofino,jsantell/tofino,victorporof/tofino,bgrins/tofino,victorporof/tofino,bgrins/tofino,bgrins/tofino,jsantell/tofino,jsantell/tofino,mozilla/tofino,mozilla/tofino,bgrins/tofino,jsantell/tofino