TRAVIS:  Puppet 3.7.x is not supported on Ruby 2.2
TRAVIS:  Puppet 3.7.x is not supported on Ruby 2.2

Ref: https://tickets.puppetlabs.com/browse/PUP-3796

michaelweiser/puppet-module-kerberos,edgester/puppet-module-kerberos,michaelweiser/puppet-module-kerberos,michaelweiser/puppet-module-kerberos,edgester/puppet-module-kerberos,DonMaja/puppet-module-kerberos,edgester/puppet-module-kerberos,DonMaja/puppet-module-kerberos,DonMaja/puppet-module-kerberos