Add AWS facts
Add AWS facts

Using the output of per instance facts from http://169.254.169.254/latest/dynamic/instance-identity/document
(which can only be accessed from an ec2 instance), produce a bunch of
facts which can be used in Puppet code.

alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet