Display default language news
@author
Merge remote-tracking branch 'dmitriid/dev' into dev

Conflicts:
	app/views/news/show.html.erb
relations: data model
relations: demo seeds for news
related authors and urls for news
relations: column partial
relations: all materials covered
to_s override for i18n models
Towards a unified theory of everything
Towards a unified theory of everything
Unified theory of everything
Unified theory of everything
Missing helpers
Removed bogus puts
:in relationships