3.3.1

Enhancements

• Enable image popup on < 500px wide screens. [#385]
• Indicate the relationship between component URLs in a paginated series by applying rel="prev" and rel="next" to pages that use site.paginator. [#253]
• Improve link posts in archive listings. [#276]

Maintenance

• Update gems: github-pages (86), ffi 1.9.13, jekyll-mentions 1.1.3, and rouge 1.11.1
• Fix note about custom sidebar content appearing below author profile. [#388]