Merge branch 'develop' into release/candidate

* develop:
  Fixbug on calendar
  New icons for comments and user
  Blog with Solerni Design
  Design on blog home and blog post.
  Design for blog in Solerni
Fix blog rss problems (encoding + feed detection)
Wording: read more
Merge branch 'develop' into release/candidate
Merge branch 'release/candidate' into develop