Bump to JRuby 1.7.15
Bump to JRuby 1.7.15

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