fix Rails 3.2 support
fix Rails 3.2 support

HealthyDelivery/vanity,peterkovacs/vanity,glioinc/vanity,glioinc/vanity,Mario245/vanity,CGTrader/vanity,HealthyDelivery/vanity,assaf/vanity,CGTrader/vanity,peterkovacs/vanity,assaf/vanity,mockra/vanity,peterkovacs/vanity,CGTrader/vanity,Futurelearn/vanity,Futurelearn/vanity,glioinc/vanity,mockra/vanity,Mario245/vanity,HealthyDelivery/vanity,assaf/vanity,Mario245/vanity,mockra/vanity,Futurelearn/vanity