Apt module differences

1.8.x:

apt::source { 'ubuntu_stable':
  location          => "http://$mirror:80/ubuntu/",
  release           => "$lsbdistcodename",
  repos             => 'main restricted multiverse universe',
  key               => "$mirrorkey",
  key_server        => "$mirrorkey_server",
  include_src       => false,
  include_deb       => true
  }

2.2.x:

apt::source { 'ubuntu_stable':
  location          => "http://$mirror:80/ubuntu/",
  release           => "$lsbdistcodename",
  repos             => 'main restricted multiverse universe',
  key               => { 'id'     => "$mirrorkey",
                         'server' => "$mirrorkey_server",
                       }
  include           => { 'deb' => true }
  }