Respect WP blog_public setting when pinging search engines
Merge branch 'master' of git://github.com/Yoast/wordpress-seo into Dont-ping-if-blog-not-public
Merge pull request #1055 from jrfnl/Dont-ping-if-blog-not-public

Respect WP blog_public setting when pinging search engines, props @jrfnl