Web Resources

-	modified:   app/views/dashboard/base/index.html.erb
-	new file:   app/views/dashboard/base/resources.html.erb
-	modified:   app/views/layouts/_student_nav.html.erb
-	modified:   config/routes.rb

- Added basic jQuery UI sortable widget layout to student dashboard
- Added resources.html.erb for Web Resources page
- Changed routes to direct to web resources
- Changed student nav to redirect to Web Resources
- Added mock layout for web resources