Merge pull request #286 from RyanTG/master

removed unused social-share css
app route redirection from region scope
Merge branch 'enhancements'
Merge branch 'master' of https://github.com/scottwainstock/pbm
top 10 most plentiful machine stats for region about page
Merge branch 'enhancements'
upgrade to rails 4.1
rails 4 compatibility updates for merged code
Merge branch 'enhancements'
heroku rails4 compatibility
Merge branch 'enhancements'
rails 4 image-url compatibility
Merge branch 'enhancements'
add simplecov and coveralls support
Merge branch 'enhancements'
coveralls badge
remove explicit id field creation in events table creation migration
remove id creation from operator table create migration
shorter admin_history index name
add missing mode attr_accessible fields for rails_admin