Merge pull request #338 from snowsunny/master

Added missing japanese translations
Cast user_class as string inside the initializer template.
Revert f906ef0 but maintain table name improvements
Use proper namespace for Refinery::Blog::Categorization.
Merge pull request #339 from refinery/revert_f906ef024ee39c31148edb49c6511f007735ce5a

Revert f906ef0 but maintain table name improvements
Updated Travis CI configuration.
Fix longstanding typo filed_in -> filled_in
Specified git dependencies more cleanly.
Refactored CSS to SCSS.
Merge pull request #340 from refinery/css_refactor

CSS Refactor
Drop .dev from version. Delete version file and instead specify it directly in gemspec.
Apply chnages recently made in main refinerycms repo.

* Remove notifier gems
* Remove Guardfile
* Add ability to specify additional gems when developing in .gemfile
Remove jquery-rails from Gemfile because it gets required by Refinery::Core engine.