Remove unnecessary codes
Update about-nomnichi page
Display new_articles on top_page
Display folded articles on top_page
Merge pull request #42 from NakaoK/master

Update about-nomnichi page
Hide forms of edit_article, delete_article, and post_comment
Add pages that requires authentication
Merge pull request #46 from murata1224/add_auth

Add pages that requires authentication
Merge pull request #45 from okada-takuya/hide_forms

Hide forms of edit_article, delete_article, and post_comment
Change delete article button to link
Display confirmation when delete a article
Merge pull request #47 from okada-takuya/change_button_to_link

Change button to link
Merge pull request #43 from ikeda-yuko/issues/ikeda-y/display_headline

Display new article on top_page
Display only published articles on top_page
Merge pull request #48 from ikeda-yuko/display_only_published_articles

Display only published articles on top_page
Display folded articles on article_list
Change style of new_articles on top_page
Delete unnecessary lines
Delete magic number
Create css of article_title