fix for author box on opinion page
Merge pull request #176 from dukechronicle/opinion-fix

fix for author box on opinion page
Added blocked URL to robots.txt
Upgrade to Ruby 2.1.1.
Fixed bug with discussion board and made it prettier.
Merge branch 'master' into brackets

Conflicts:
	app/assets/stylesheets/site.css.sass
Mode for editing on show page.
Can edit and update your brackets.
Created admin pages for managing tournaments.
Pages to edit preview and article for each tournament team.
Link to bracket pages from tournament page.
Game preview modal pops up on double click.
Admin page for creating teams.
Can edit tournament challenge text from admin interface.
Design improvements for brackets.