Refresh UI and cleanup

Fixed for bootstrap 2.0, added more background and fork me ribbon,
added CF logo and link.
Re-inserted disable protection option.
More responsive UI changes

made the UI work on mobile by adding CSS tweaks
cleanup layout
Updated for Ruby 2.0
Now needs a Twitter API app to be registered via apps.twitter.com
Fixed Gemfile for https and Ruby version
Fixed manifest for current versions of Cloud Foundry, moved to .example
Removed Bootstrap assets, link to Bootstrap on CDN and update to v3.2
Changed favicon
Added error page
Added .cfignore to optimise what gets uploaded
Added ability to clear Redis
Better .gitignore
README update
Merge pull request #5 from andypiper/fixes

Fixes for latest CF and Ruby etc