Test against JRuby head as well on Travis
Test against JRuby head as well on Travis

samwgoldman/torquebox,mje113/torquebox,ksw2599/torquebox,samwgoldman/torquebox,ksw2599/torquebox,torquebox/torquebox,samwgoldman/torquebox,mje113/torquebox,torquebox/torquebox-release,torquebox/torquebox-release,torquebox/torquebox,vaskoz/torquebox,torquebox/torquebox-release,vaskoz/torquebox,torquebox/torquebox-release,vaskoz/torquebox,torquebox/torquebox,ksw2599/torquebox,torquebox/torquebox,mje113/torquebox,vaskoz/torquebox,samwgoldman/torquebox,ksw2599/torquebox,mje113/torquebox