Use shorter syntax of render where possible.
Update gem versions.
Revisit Guardfile:

* move spork block at the top so that it starts first
* remove some watch definitions (for example we don't use
spec/routing...)
Prevents rails from looking for a layout for the rss feed.
Redundancy update to remove redundancy.
Split rejected and approved comment actions into separate controller actions.
Remove redundant routes.
Shorten render call.
Rewrited slovak locale
Merge pull request #251 from resolve/split_approved_rejected_actions

Split rejected and approved comment actions into separate controller act...
Repaired incorrect scope under activerecord models and attributes
Removed page caching on posts, and the associated sweeper
Fix deprecation warnings by changing update_attribute to update_column.
Move avatar_url method to posts helper because view stuff shouldn't be in the model.
fix german translation
fix failing spec
Merge pull request #263 from jramos/master

Fixing failing spec for requests/refinery/blog/posts_spec.rb
Merge pull request #264 from Tranquility/master

Fixed german translation
escape title and tags in templates
Merge pull request #266 from Nethemba/for_purists

escape title and tags in templates