Add link to pages in Bulk SEO Updater

When managing seo fields in the Bulk SEO Updater, it's often useful to
take a look at the page.
Add link to pages in Bulk SEO Updater and fix css

When managing seo fields in the Bulk SEO Updater, it's often useful to
take a look at the page.
Merge pull request #774 from mlocati/seobulk-add-pages-link

Add link to pages in Bulk SEO Updater and fix css