Gemfile syntax fix for 1.8
Gemfile syntax fix for 1.8

Hermanverschooten/powerdns-on-rails,Hermanverschooten/powerdns-on-rails,Hermanverschooten/powerdns-on-rails,kennethkalmer/powerdns-on-rails,jfqd/powerdns-on-rails,kennethkalmer/powerdns-on-rails,kennethkalmer/powerdns-on-rails,jfqd/powerdns-on-rails,kennethkalmer/powerdns-on-rails,Hermanverschooten/powerdns-on-rails,jfqd/powerdns-on-rails,Hermanverschooten/powerdns-on-rails,jfqd/powerdns-on-rails,kennethkalmer/powerdns-on-rails