db/seeds.rb improvement
Helper for news hostname url
Review news#index page basic layout
Remove user_id from permitted_params (News)
Remove user authentication to view news#show
Tests for news_controller#permitted_params
Tests for application_controller#configure_permitted_parameters
Change `before_filter` to `before_action` on application_controller
Make sure devise_parameter_sanitizer will receive "special" parameters
Merge branch 'master' of github.com:codelandev/startup_news

Conflicts:
	app/views/news/index.html.slim