Revert "Can create articles and view all. Can navigate between pages"

This reverts commit bfda8dbc9b0d0d396b80076c33f6807c8a4022fb.

Conflicts:
	.idea/blog.iml
	app/controllers/articles_controller.rb
	app/models/article.rb
	app/views/articles/index.html.erb
	app/views/articles/new.html.erb
	app/views/articles/show.html.erb
	db/migrate/20141206004002_create_articles.rb
	db/schema.rb
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