Initialize app and add basic Article model.
Add Jumpstart Lab's CSS file.
Add article index and show controller actions and views.
Add article creation form and actions.
Add delete links for articles.
Add editing of articles and refactor article form into view partial.
Add flash messages for Article actions. Set app root path to articles index.
Add Comment model. Display comments under article body.
Add comment creation form to articles.
Add Tag and Tagging models.
Enable adding tags to articles and displaying them on article pages.
Add tag page, tags index, and tag deletion links.
Merge work on Jumpstart Lab's Blogger 2 tutorial.

Conflicts:
	.gitignore
Move Blogger 2 to right directory and add README.