Merge pull request #3 from griffithac/master

change from class to instance
Now includes flash notices and updates properly
Added more features and specs to Tags. Getting error with mt DELETE /tags request though.
Added 'should-matchers' gem to Gemfile
Added model specs for Tag.
Added flash notices when creating tags
Added feature specs for tag's flash notices
Added colors and other style changes to flash notices/alerts.
New stuff for Users.
Added Users spec and have begun testing.
Removed Users, Moved flash notifiers to Application CSS file
Added static pages, set home page, cleaned up entire repository in general.
Added/cleaned up specs, made a Home page.
Added 'nifty-generators' to gemfile.
fix merge confilt