Fix for get countries distance
Switching web process to Unicorn for more concurrency on Heroku
(see http://collectiveidea.com/blog/archives/2012/11/26/setup-a-high-volume-site-on-heroku-for-free/ )
more unicorn configuration
newrelic config
don't show cs_user if it is empty
redirect if user can't be found
upgraded rails to 3.2.13
performance test for homepage
improved performance by not loading countries for rides
removed mission from ride
replaced I18nData with locale yaml file, I18nData was the bottleneck for the app!
removed mission from ride
improved factories