This Rails application is an optional module, creating a blog.

• Add white background to navigation, particularly in fixed mode.
• Add User model.
• Install Devise & CanCanCan.
• Restrict article creation and editing to users only.
• Only show "edit" links to logged in users.

- [ ] Show "new" link to all users, redirect users who are not logged in to sign in page.

• Hide new post link to users that aren't logged in.
• Add Comments model.
• Add a form underneath articles to allow readers to add comments.
• Allow authorised users to delete comments.
• Validate comments to prevent empty messages.
• Add pagination for index page.
• Add pagination for comments on article page.
• Update views for devise forms.
• Overwrite bootstrap button styles to remove border-radius.