Pin rspec version to 3.1.0 (https://github.com/rspec/rspec-core/issues/1864)
Pin rspec version to 3.1.0 (https://github.com/rspec/rspec-core/issues/1864)

camptocamp/puppet-dhcp,camptocamp/puppet-dhcp,saimonn/puppet-dhcp,saimonn/puppet-dhcp