Blog preview now appears when tapping header on reader post detail
Added space between header and posts when showing tag or blog preview
Changed spacer to only show divider
Blog preview no longer appears when tapping the header of an external (RSS) post
Merge branch 'develop' of https://github.com/wordpress-mobile/WordPress-Android into issue/1832-blog-detail
Merge pull request #1833 from wordpress-mobile/issue/1832-blog-detail

Issue/1832 blog detail
Merge branch 'develop' of https://github.com/wordpress-mobile/WordPress-Android into feature/reader-comment-activity