Further 3.0 layout updates
Added gravatar plugin.
Updated posts to be better compatible with Octopress.
Updated category_list plugin, add space after icon.
Added actual blog posts to index.
Style updates, added tag cloud/list
Added brand logotype to navbar.
Updated CSS to properly display logotype in responsive layouts.
Added tag_generator and tag_list plugins.
Updated themes to reflect 3.0 changes according to Venera theme.